Highschool Synonyms & Antonyms
Book1-L1
Synonyms
alone : lonely, by oneself grow: raise
become: get grow up: become older
fun: amusement, joy remember: recall
pretty: beautiful therefore: so, thus
little: small pay: give
love: like last name: surname
have to: must kindergarten: a school for little children
hard: difficult
Antonyms
pretty: ugly remember: forget
much: little more: less
love: hate, dislike early: late
hard: easy small: big, large
L2
Synonyms
also: too clever: bright, smart, intelligent
correct: right, true, appropriate fix: repair, mend
funny: comic, amusing laugh: giggle, smile
important: chief, main, necessary make: build, produce, create
quite: completely climb: go up
raise: grow stay: remain
understand: know, get
Antonyms
awake: asleep better: worse
clever: stupid cold: hot
correct: wrong, false, incorrect dark: light, bright
far: near important: unimportant
laugh: cry, weep long: short
make: destroy necessary: unnecessary
ripe: green
L3
Synonyms
Clean: neat great: big
Leave: go, quit return: come back
Therefore: so wise: knowing, intelligent
Antonyms
Angry: calm, peaceful clean: dirty
Find: lose forget: remember
Great: small late: early
Leave: arrive move: stop,
L4
Synonyms
Beside: next to maybe: perhaps
Warm: hot
wonder: question, think
Antonyms
Borrow: lend comfortable: uncomfortable
Deep: shallow heavy: light
Interesting: dull loud: low
Most: least push: pull
Warm: cold worse: better
Worst: best
L5
Synonyms
Ask for: demand, request fight: battle
Finally: at last loudly: aloud
Try: struggle wear: put on
Antonyms
Able: incapable, weak difficulty: ease
Loudly: silently
L6
Synonyms
Above: over at all: never
At last: finally attractive: beautiful
Wrong: false, incorrect build: make
Good looking: handsome hardly: scarcely, rarely, seldom
Odd: strange look for: search for
Once more: again really: indeed, actually
Turn: change rise: come up
Team: group way: path
Seat: place really: truly
Antonyms
Wrong: correct dark: light
Good-looking: ugly succeed: fail
L7
Synonyms
Certainly: for certain, surely discover: find out
Happen: occur mystery: secret
Search: look for specific: peculiar
Antonyms
Find: lose same: different
Special: ordinary turn down: turn up
Turn off: turn on
L8
Synonyms
Surprised: amazed explain: describe
Feed: give food to, nourish kill: murder
Partly: somewhat receive: get
Repair: mend, fix reply: answer
Rich: wealthy strange: odd
Treat: behave, deal trip: travel, journey
Antonyms
Kind: cruel, unkind lose: find
Pass: fail poor: rich, wealthy
L9
Synonyms
Accept: admit entire: complete
Guide: lead, conduct help: aid
Honest: reliable, trustworthy follow: obey
Look: seam, appear truthful: correct, reliable, true
Worship: adore
Antonyms
Enemy: friend follow: lead
Honest: dishonest peace: war
True: false
Book2
L1
Synonyms
find out: understand, realize, comprehend give back: return
keep on: continue request: ask- beg- demand
reward: prize, award right: true, correct
slice: piece take apart: separate
unhappy: sad unusual: strange, odd
Antonyms
keep on: cease, stop request: deny
right: wrong unusual: usual, ordinary
upset: happy
L2
Synonyms
face: confront flat: level
go around: orbit knowledge: understanding
like: similar lots of: a lot of
rather: somewhat, fairly secret: mystery
seem: look, appear, sound steal: rob
understand: know, learn, figure out wide: broad, vast
windy: stormy
Antonyms
fewer: more like: different
wide: narrow stormy: calm
L3
Synonyms
cost: charge, value employ: hire
glow: gleam, shine price: cost, value
repair: fix, mend punish: discipline, beat
tiny: small, little whole: all, complete, entire
Antonyms
punish: praise tiny: huge, large
war: peace pull: push
L4
Synonyms
boss: employer complete: finish, perfect, end
cruel: unkind, heartless earn: gain
ill: sick, unhealthy, unwell prefer: would rather
real: true reason: cause
sad: unhappy terrible: horrible, awful
war: battle
Antonyms
cruel: kind, gentle, merciful earn: lose, spend
ill: healthy real: false, unreal
sad: happy war: peace
L5
Synonyms
angry: furious completely: fully
mixed up: puzzled hate: dislike
lazy: inactive light: bright, clear
lovely: beautiful, charming, admirable miss: lose
sadly: unhappily
Antonyms
full: empty hate: like, love
lazy: active light: dark
light: heavy lovely: ugly
sadly: happily
L6
Synonyms
advice: guidance, counsel all of a sudden: suddenly
bother: disturb, annoy business: trade, job, profession
cover: hide, protect, conceal cure: treat
disease: illness extra: additional
giggle: laugh humid: damp, wet, moist
illness: sickness, disease jerk: shake, move suddenly
last: continue, endure lend: loan
lucky: fortunate, blessed obey: follow
order: command stop: cease, end, finish
try: attempt, strive, struggle try: examine, test
wet: damp, moist
Antonyms
bother: comfort, calm cover: reveal, uncover
humid: arid, dry lend: borrow
lucky: unfortunate, unlucky obey: disobey
stop: start wet: dry
L7
Synonyms
actually: really, in fact agree: consent, accord
appointment: date behavior: mannares, accord
comment: explain, interpret common: ordinary, usual
depend: rely, trust describe: define, explain
different: unlike disagree: appose
expect: hope for friendly: intimate, kindly
idea: opinion, thought peace: calm, quiet
purpose: aim, goal, intention quiet: silent, still
race: match, competition require: need, want
safe: guarded, protected, secure start: begin
necessary: needed, essential sufficient: enough, adequate
suitable: fit, appropriate take place: happen, occur
topic: subject usual: ordinary
Antonyms
agree: disagree different: similar, alike
disagree: agree health: sickness
peace: war quiet: noisy
safe: insecure, dangerous, unsafe sufficient: insufficient
suitable: unsuitable necessary: needless
L1 Book3
Synonyms
allow : let, permit average : normal, ordinary
careful : attentive, cautious interested : concerned
behave : act certain : sure
choice : selection, option, election choose : select
continue : carry on, go on, keep on effect : impact, result
end : finish except : but, excluding
harmful : hurtful, damaging improve : better
influence : effect, impact observe : notice, see
period : term, time powerful : strong
practice : exercise pressure : force, press
probably : maybe, perhaps, likely, possibly recent : late, new
remember : recall relax : rest
research : investigation, study, examination single : one, sole
single : unmarried skill : ability
stay : remain, reside struggle : endeavour, flight, contest, battle
successful : victorious, favourable unusual : odd, queer, strange
weak : feeble, powerless, marvellous wonderful : amazing
Antonyms
allow : forbid, prohibit average : abnormal
careful : careless interested : uninterested
certain : uncertain, doubtful continue : stop, discontinue
end : start harmful : harmless
improve : worsen observe : disregard
powerful : weak probably : certainly
remember : forget single : married
stay : leave successful : unsuccessful
unusual : usual, common weak : strong
wonderful : ordinary
L2
Synonyms
dangerous : risky, unsafe ashamed : feeling shame
degree : measure, grade, extent discussion : argument
dislike : hate, detest educate : instruct
end : finish end : aim, purpose, goal
fact : reality, truth fashionable : up-to-date, modish, current
final : last fit : suitable, proper, appropriate
forbid : ban, prohibit, inhibit free : independent
goal : aim, end, object, purpose honest : trustworthy, honourable, trusty
however : but, nevertheless, still, yet insist : persist, urge
modern : new, up-to-date nation : people, state, country
passenger : traveller possible : likely, maybe, probable
prepare : get ready rapidly : quickly, fast
realize : recognize refuse : decline, reject, repel
rubbish : trash, garbage, litter show : display, indicate, reveal
silly : foolish, stupid society : community
stupid : silly, foolish useful : helpful
value : cost, price
Antonyms
dangerous : safe ashamed : proud
dislike : like end : start
fact : fiction fill : empty
fit : improper free : dependent
honest : dishonest modern : old
useful : useless
L3
Synonyms
ability : power, skill, talent afraid : frightened, scared
amount : quantity area ; region, district
basis : principle, foundation brief : short
conscious : aware dead : lifeless
details : parts guide : lead, conduct
enter : come or go in even : steady, constant
event : incident, occurrence, happening feeling : emotion
foreigner : stranger, alien interest : concern, sympathy, regard
loss : damage mistake : error, fault
occur : happen pace : step
question : ask recall : remember
record : write, register scene : sight, stage
search for : look for thus : so, then
call up : telephone
Antonyms
ability : inability afraid : unafraid, fearless
brief : long conscious : unaware
dead : alive enter : leave
even : uneven loss : advantage
recall : forget search for : find
L4
Synonyms
operate : work, function organize : arrange, form
pair : couple permit : let, allow
place : locality, location, site place : put, lay
silently : quietly, calmly site : place, position
take part : participate wide: broad
win : succeed, conquer
Antonyms
organize : disorganize, ruin wide : narrow
win : fail, lose winner : loser
L5
Synonyms
amuse : entertain amusing : pleasing, funny
bored : tired boring : dull
excite : move, stir up confused : mixed up, puzzled
fear : fright, horror, dread, be afraid of frightened : terrified, shocked
habit : custom involve : include
manage : direct, guide, accomplish shock : tremble
shout : cry, yell surprised : amazed, astonished
surprising : amazing
Antonyms
amuse : bore, sadden, tire amusing : boring
excite : bore manage : mismanage
L6
Synonyms
action : movement activity : motion, movement
aspect : condition, attitude capacity : content, ability
constantly : continually deny : refuse, reject
design : plan endeavour : attempt, effort
entertainment : reception, amusement exactly : precisely, accurately
giant : huge, enormous influence : effect
orbit : revolve, turn perform: carry out
process : course, action, method project : plan
properly: suitably research : investigate
route : path, road, way separate : apart
task : duty, job, labour turn : revolve
Antonyms
capacity : incapacity, inability giant : dwarf
properly : improperly
Pre-university
Pre-L1
relies: depends
more efficiently: better
protect: keep safe
injuries: physical harm to the body
joint: part of body where two bones meet
flexible: able to change without breaking
bend: move part of the body so that it is not straight any more
stretch: put arms and legs out straight
nutrients: things needed to keep a living thing alive and to help it grow
fuel: material burnt to produce energy
stores: keeps
fat: a white/yellow material under the skin
excellent: very good
release: let a chemical come out
Synonyms
health : soundness, strength important : significant
actually : really, in fact reason : cause
hardworking : active pump : fill, empty
lift : elevate, raise rely : depend, trust
increase : enlarge, add to efficiently : capably, effectively
period : course, cycle, date protect : defend, guard
injury : damage, harm, hurt support : advocate, help, aid
flexible : elastic bend : bow
stretch : pull, extend, lengthen in addition to: besides
active : energetic, hard-working nutrient : nourishment
store: reserve, stock extra: additional, excess
excellent: good, fine, superior release: deliver, free, come out
create: make, produce, build enjoy: like
bother: annoy, irritate proud: selfish
Antonyms
health: sickness, weakness hardworking: inactive, slow
lift: lower rely: distrust
increase: decrease, reduce active: inactive
excellent: bad, inferior create: destroy
bother: calm proud: humble
Pre-L2
audience: group of people watching or listening to sth
embarrassment: state of being ashamed of
confidence: a belief in your own ability
presentation: a talk that gives information on a special subject
concentrate: give all your attention to sth
firmly: in a strong way
distract: take somebody's attention away from sth
emphasize: give special importance to sth
gesture: a movement of your hands, arms, or head that shows how you feel or think
expression: a look on the face
mood: the way something makes you feel
voice projection: the act of making your voice be heard clearly
add variety: make sth interesting by adding different things
humor: ability to laugh or make people laugh
nervousness: state of being worried
Synonyms
confidence : trust, self, reliance ability : capability
relationship : connection, link trustworthy : honest, trusty
accept : admit occasion : time, opportunity
variety : difference, diversity raise : elevate, lift
purpose : aim fun : joy, humor
contact : touch suitable : fitting
choice : option, selection opinion : idea
boring : tiresome, unexciting emotion : feeling
attractive : beautiful, charming, fascinating
Antonyms
ability : inability, incapability aware : unaware
interested : uninterested confident : unconfident
confidence : distrust accept : reject
succeed : fail raise : lower
boring : interesting suitable : unsuitable
Pre-L3
concern: a feeling of worry about sth
climate: general weather of a place over a period of time
trap: keep
region: a particular area or part in a country or the world
mainly: to a large degree
pattern: a usual way in which sth happens or is done
cause: make sth happen
sea level: average height of the sea/ocean
extinction: when all the animals and plants of a particular type die
weigh sth against sth: judge which of two things is more important
environment: the air, water, or land in which living things live
recycle: change old materials to use them again
pollution: damaged caused to water, air, etc by harmful materials
Synonyms
exactly : correctly alone : by itself, single
produce : make, create trap : keep, capture, catch
average : medium region : area, district
period : course, time mild : pleasant, calm
mainly : mostly, chiefly include : contain, consist of
general : concern, total pattern : design
cause : reason, motive care : anxiety, concern, worry
pretty : attractive, beautiful pretty : fairly, quite, somewhat
possible : likely, probable cost : worth
reduce : decrease, lessen, diminish save : economize, reserve, rescue
release : free, let go, deliver, liberate punish : beat, discipline
though : nevertheless, yet, still although : though, even if
Antonyms
mild : strong, severe, harsh general : rare
pretty : ugly possible : impossible
save : waste release : fasten
punish : praise decrease : increase, raise
Pre-L4
float: stay on the surface of a liquid such as water
consist of: be formed from
smoothly: without any sudden movements or changes
shake: move sth up and down and from side to side
rattle: move sth with a sound
damage: physical harm to sth
populated: full of people
destructive: causing damage and destruction
probable: likely to be or to happen
entirely: completely
predict: say that sth will happen
locate: find the place of sth
forecast: say what the weather will be like
flood: when a lot of water covers an area that is usually dry
emergency: an event needing immediate action
procedure: a way of doing sth, especially the usual way
calm: no excited
provide: make sth available for someone who needs it
Synonyms
survive : live, last, outlive main : vital, chief, principal
core : kernel float : hang
smoothly : calmly, peacefully, quietly occur : happen, take place
result : conclusion common : customary, usual
damage : hurt, injury destructive : fatal
probable : likely, possible entirely : completely
predict : forecast, foretell exact : accurate, correct, careful
possibility : probability storm : tempest
reality : fact, truth procedure : way, policy
plan : design, sketch, chart fix : repair, mend, correct
place : location, spot calm : peaceful, quiet, still, mild
provide : supply frightening : fearful, horrifying
immediate : instant, prompt, quick known : famous
discover : find out, notice thief : robber
assume : suppose
Antonyms
float : sink soft : hard, violent, harsh
Common : unusual known : unknown
Aware : unaware
Pre-L5
issue: an important subject
vacation: holiday
apprentice: a person who is learning a job
extreme: most serious or unusual
right: sth that the law allows you to do
industrialized: having a lot of industries
rural: relating to the countryside
agriculture: the science or practice of farming
trade: the buying an selling of goods
manufacturing: production
construction: building
domestic: of home
poverty: the state of being poor
prevent: stop
irrelevant: not relating to sth
fail: not be successful
willing: wanting to do sth
union: an organization for people who do a special jobs
remove: make someone stop doing a job
social movement: change in the way people think or behave
Synonyms
hurt : damage, harm, injure labour : work
global : international, universal issue : subject, matter, topic, question
force : make, compel, oblige support : advocate, aid, help, assist
physically : bodily emotional : romantic
mentally : intellectually help out : aid, assist
earn : gain, get, make a profit of boring : dull
vacation : holiday specific : special, particular, peculiar
apprentice : learner, pupil, trainee, beginner keep : prevent, restrain
extra : additional, excess, more, further laborer : worker
busy : active, occupied extreme : acute, severest
rob : deprive rob : steal
develop : expand, grow childhood : baby-hood, boyhood, infancy
condition : situation, state harmful : bad
handle : touch, use material : substance
tool : instrument design : plan, sketch
common : customary, general, usual exist : be, be found
nation : country, people concern : anxiety, fear, worry
estimate : calculate, assess basis : base, foundation
rural : country agriculture: farming, cultivation
manufacture : produce, build construction : manufacture, build
domestic : household, , tame strategy : method, plan, policy
provide : supply follow : go after, obey
remove : send away, take away, transfer encourage : cheer
movement : motion poverty : poorness
prevent : stop irrelevant : unrelated
adult : grown up person(man or woman), person of mature
fail : be a failure, be unsuccessful employer : boss, chief
willing : eager protect : support
development : growth, expansion aware : informed
fact : certainty, reality, truth emergency : crisis, danger, serious situation
Antonyms
physically : spiritually boring : interesting
specific : vague busy : lazy
harmful : harmless, benificial common : unusual
rural : town, urban manufacture : destroy
domestic : wild encourage : discourage
follow : lead, disobey poverty : wealth
prevent : help, support irrelevant : related
fail : succeed willing : unwilling
Pre-L6
exploration: traveling to or around a place to learn
feature: important part or quality of sth
launch: send sb or sth such as a spacecraft into space
artificial: created by people, not usual
density: the amount of sth, in a unit volume, area or length
mission: a flight into space
astronaut: a traveler in a spacecraft
sample: a small amount of sth to test
vehicle: sth such as a car that takes people from one place to another
beyond: on the other side of sth
mass: the amount of material in sth
base: a center from which sth is controlled
run: control sth, and make it work
Synonyms
exploration : probe, research observe : notice, regard, look at
device : instrument, tool phase : stage
feature : characteristic allow : permit, let
detail : ingredient probably : possibly
magnify : enlarge, make larger distant : far, far away
orbit : go round, travel round former : previous
artificial : man-made, unnatural, false project : design, plan
experiment : test, trial sample : example
explore : probe, investigate, search include : consist of, contain
cover : conceal, warp up era : age, period
room : place, space although : even if, though
research : investigate save : rescue
recently : lately provide : supply, prepare
process : make usable, provide
Antonyms
artificial : natural allow : forbid
former : latter distant : close
probably : improbably save : waste
Pre-L7
data: information stored in a computer
network: a number of lines or computers connected to each other
access: get; use
server: the main computer in a network
multimedia: the combined use of sound, picture, film, etc.
compose: write
attach: join one thing to another
document: a piece of paper with information on it
forward: send a message or note to a new address
continuously: without stop
transfer: moving sth from one place to another
log on: do sth to begin using a computer
addictive: needing to be done as often as possible because people enjoy it
Synonyms
communication : contact, interaction combine : mix, blend
speed : quicken, hasten link : connection, join
data : information personal : individual, private
form : type, format device : tool, instrument
definition : explanation, clarification purpose : aim, goal, end, objective, target
communicate : get in touch, make contact addition : adding up, extra, increase
access : entrance, accession develop : expand, grow
although : though, in spite of, even though mail : letters, post
graphic : vivid, photographic improve : get better, progress
feature : characteristic compose : write
attach : join, connect, fasten require : need, want
pass : give missing : lost
readable : legible, understandable out of date : old, old-fashioned
unreadable : illegible comment : commentary, explanation
update : bring up to date, modernize continuously : constantly
transfer : removal ability : capability
discussion : argument, conversation, debate catalog : list, brochure, directory
share : divide, partake together : collectively
effectively : impressively inexpensively : cheaply
Antonyms
combine : separate personal : public
improve : worsen attach : detach, loosen, untie
unreadable : legible ability : inability, incapability
inexpensively : expensively
Pre-L8
missionary work: teaching about the Christian religion
community: a group of people having the same religion, job, etc.
nun: a woman of a Christian community
suffering: experience of pain and unpleasant emotions
convent: a building for nuns
devote: give most of your time, energy, etc. to sb/sth
slum; very poor part of a city
voluntary: done not by force
financial: of money:
charity: help for the poor
promotion: help sth to grow
live on: continue to live
sign: sth that shows what is happening
complex: not simple
private: not public
tin: a kind of metal(sn)
Synonyms
training : educating, teaching, instructing duty : task
choice : option, election join : attach, connect
community : society, nation nun : abbess, sister
suffering : ache, pain poverty : beggary, need
impression : effect, impact, influence permission : allowance, leave
superior : senior, greater, better devote : dedicate
homeless : wandering voluntary : elective, free, optional
financial : monetary various : different, varied
official : formal permit : allow
charity : generosity task : duty, work
project : plan award : prize, reward
promotion : advancement brotherhood : brotherliness, friendliness
performance : achievement sign : mark
do well : succeed complex : complicated
run away : escape experiment : test, trial, try-out
private : individual, personal successful : fruitful
disease : illness, sickness, malady
Antonyms
join : separate poverty : wealth
superior : inferior voluntary : obligatory
various : similar peace : war
complicated : simple private : public
successful : unsuccessful
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