5000+ Commonly Used IELTS and TOEFL Words

This page features IELTS and TOEFL words that you may see or hear on the reading and/or listening sections of the TOEFL and IELTS tests. Becoming familiar with these and similar words will also help you on the writing and speaking portions of the tests.

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Page #18 - 4251-4500 Words

4251
scuttleverb
To sink (a ship) by making holes in the bottom.
4252
scythenoun
A long curved blade for mowing, reaping, etc.
4253
seancenoun
A meeting of spirituals for consulting spirits.
4254
searverb
To burn on the surface.
4255
sebaceousadjective
Pertaining to or appearing like fat.
4256
secantadjective
Cutting, especially into two parts.
4257
secedeverb
To withdraw from union or association, especially from a political or religious body.
4258
secessionnoun
Voluntary withdrawal from fellowship, especially from political or religious bodies.
4259
secludeverb
To place, keep, or withdraw from the companionship of others.
4260
seclusionnoun
Solitude.
4261
secondaryadjective
Less important or effective than that which is primary.
4262
secondlyadverb
In the second place in order or succession.
4263
second-rateadjective
Second in quality, size, rank, importance, etc.
4264
secrecynoun
Concealment.
4265
secretarynoun
One who attends to correspondence, keeps records. or does other writing for others.
4266
secretiveadjective
Having a tendency to conceal.
4267
sedateadjective
Even-tempered.
4268
sedentaryadjective
Involving or requiring much sitting.
4269
sedimentnoun
Matter that settles to the bottom of a liquid.
4270
seditionnoun
Conduct directed against public order and the tranquillity of the state.
4271
seditiousadjective
Promotive of conduct directed against public order and the tranquillity of the state.
4272
seduceverb
To entice to surrender chastity.
4273
sedulousadjective
Persevering in effort or endeavor.
4274
seernoun
A prophet.
4275
seetheverb
To be violently excited or agitated.
4276
seigniornoun
A title of honor or respectful address, equivalent to sir.
4277
seismographnoun
An instrument for recording the phenomena of earthquakes.
4278
seizeverb
To catch or take hold of suddenly and forcibly.
4279
selectiveadjective
Having the power of choice.
4280
self-respectnoun
Rational self-esteem.
4281
semblancenoun
Outward appearance.
4282
semicivilizedadjective
Half-civilized.
4283
semiconsciousadjective
Partially conscious.
4284
semiannualadjective
Recurring at intervals of six months.
4285
semicirclenoun
A half-circle.
4286
seminarnoun
Any assemblage of pupils for real research in some specific study under a teacher.
4287
seminarynoun
A special school, as of theology or pedagogics.
4288
senileadjective
Peculiar to or proceeding from the weakness or infirmity of old age.
4289
sensationnoun
A condition of mind resulting from spiritual or inherent feeling.
4290
sensenoun
The signification conveyed by some word, phrase, or action.
4291
sensibilitynoun
Power to perceive or feel.
4292
sensitiveadjective
Easily affected by outside operations or influences.
4293
sensoriumnoun
The sensory apparatus.
4294
sensualadjective
Pertaining to the body or the physical senses.
4295
sensuousadjective
Having a warm appreciation of the beautiful or of the refinements of luxury.
4296
sentencenoun
A related group of words containing a subject and a predicate and expressing a complete thought.
4297
sentiencenoun
Capacity for sensation or sense-perception.
4298
sentientadjective
Possessing the power of sense or sense-perception.
4299
sentinelnoun
Any guard or watch stationed for protection.
4300
separableadjective
Capable of being disjoined or divided.
4301
separateverb
To take apart.
4302
separatistnoun
A seceder.
4303
septennialadjective
Recurring every seven years.
4304
sepulchernoun
A burial-place.
4305
sequaciousadjective
Ready to be led.
4306
sequelnoun
That which follows in consequence of what has previously happened.
4307
sequencenoun
The order in which a number or persons, things, or events follow one another in space or time.
4308
sequentadjective
Following in the order of time.
4309
sequesterverb
To cause to withdraw or retire, as from society or public life.
4310
sequestrateverb
To confiscate.
4311
sergeantnoun
A non-commissioned military officer ranking next above a corporal.
4312
sergeant-at-armsnoun
An executive officer in legislative bodies who enforces the orders of the presiding officer.
4313
sergeant-majornoun
The highest non-commissioned officer in a regiment.
4314
servicenoun
Any work done for the benefit of another.
4315
serviceableadjective
Durable.
4316
servitudenoun
Slavery.
4317
severancenoun
Separation.
4318
severelyadverb
Extremely.
4319
sextetnoun
A band of six singers or players.
4320
sextupleadjective
Multiplied by six.
4321
sheeradjective
Absolute.
4322
shiftlessadjective
Wanting in resource, energy, or executive ability.
4323
shrewdadjective
Characterized by skill at understanding and profiting by circumstances.
4324
shrieknoun
A sharp, shrill outcry or scream, caused by agony or terror.
4325
shrinkagenoun
A contraction of any material into less bulk or dimension.
4326
shrivelverb
To draw or be drawn into wrinkles.
4327
shufflenoun
A mixing or changing the order of things.
4328
sibilancenoun
A hissing sound.
4329
sibilantadjective
Made with a hissing sound.
4330
sibilateverb
To give a hissing sound to, as in pronouncing the letter s.
4331
sidelongadjective
Inclining or tending to one side.
4332
siderealadjective
Pertaining to stars or constellations.
4333
siegenoun
A beleaguerment.
4334
significancenoun
Importance.
4335
significantadjective
Important, especially as pointing something out.
4336
significationnoun
The meaning conveyed by language, actions, or signs.
4337
similaradjective
Bearing resemblance to one another or to something else.
4338
similenoun
A comparison which directs the mind to the representative object itself.
4339
similitudenoun
Similarity.
4340
simplifyverb
To make less complex or difficult.
4341
simulateverb
Imitate.
4342
simultaneousadjective
Occurring, done, or existing at the same time.
4343
sinecurenoun
Any position having emoluments with few or no duties.
4344
singeverb
To burn slightly or superficially.
4345
sinisteradjective
Evil.
4346
sinuositynoun
The quality of curving in and out.
4347
sinuousadjective
Curving in and out.
4348
sinusnoun
An opening or cavity.
4349
sirennoun
A sea-nymph, described by Homer as dwelling between the island of Circe and Scylla.
4350
sirocconoun
hot winds from Africa.
4351
sisterhoodnoun
A body of sisters united by some bond of sympathy or by a religious vow.
4352
skepticnoun
One who doubts any statements.
4353
skepticismnoun
The entertainment of doubt concerning something.
4354
skiffnoun
Usually, a small light boat propelled by oars.
4355
skirmishnoun
Desultory fighting between advanced detachments of two armies.
4356
sleightnoun
A trick or feat so deftly done that the manner of performance escapes observation.
4357
slightadjective
Of a small importance or significance.
4358
slothfuladjective
Lazy.
4359
sluggardnoun
A person habitually lazy or idle.
4360
sociableadjective
Inclined to seek company.
4361
socialismnoun
A theory of civil polity that aims to secure the reconstruction of society.
4362
socialistadjective
One who advocates reconstruction of society by collective ownership of land and capital.
4363
sociologynoun
The philosophical study of society.
4364
solnoun
The sun.
4365
solacenoun
Comfort in grief, trouble, or calamity.
4366
solaradjective
Pertaining to the sun.
4367
soldernoun
A fusible alloy used for joining metallic surfaces or margins.
4368
soldiernoun
A person engaged in military service.
4369
solecismnoun
Any violation of established rules or customs.
4370
solicitornoun
One who represents a client in court of justice; an attorney.
4371
solicitudenoun
Uneasiness of mind occasioned by desire, anxiety, or fear.
4372
soliloquynoun
A monologue.
4373
solsticenoun
The time of year when the sun is at its greatest declination.
4374
solubleadjective
Capable of being dissolved, as in a fluid.
4375
solventadjective
Having sufficient funds to pay all debts.
4376
somberadjective
Gloomy.
4377
somniferousadjective
Tending to produce sleep.
4378
somnolencenoun
Oppressive drowsiness.
4379
somnolentadjective
Sleepy.
4380
sonatanoun
An instrumental composition.
4381
sonnetnoun
A poem of fourteen decasyllabic or octosyllabiclines expressing two successive phrases.
4382
sonorousadjective
Resonant.
4383
soothsayernoun
One who claims to have supernatural insight or foresight.
4384
sophismnoun
A false argument understood to be such by the reasoner himself and intentionally used to deceive
4385
sophisticaladjective
Fallacious.
4386
sophisticateverb
To deprive of simplicity of mind or manner.
4387
sophistrynoun
Reasoning sound in appearance only, especially when designedly deceptive.
4388
sopranonoun
A woman’s or boy’s voice of high range.
4389
sorcerynoun
Witchcraft.
4390
sordidadjective
Of degraded character or nature.
4391
souvenirnoun
A token of remembrance.
4392
sparseadjective
Thinly diffused.
4393
spartanadjective
Exceptionally brave; rigorously severe.
4394
spasmodicadjective
Convulsive.
4395
specializeverb
To assume an individual or specific character, or adopt a singular or special course.
4396
specialtynoun
An employment limited to one particular line of work.
4397
specienoun
A coin or coins of gold, silver, copper, or other metal.
4398
speciesnoun
A classificatory group of animals or plants subordinate to a genus.
4399
specimennoun
One of a class of persons or things regarded as representative of the class.
4400
speciousadjective
Plausible.
4401
spectatornoun
One who beholds or looks on.
4402
specternoun
Apparition.
4403
spectrumnoun
An image formed by rays of light or other radiant energy.
4404
speculateverb
To pursue inquiries and form conjectures.
4405
speculatornoun
One who makes an investment that involves a risk of loss, but also a chance of profit.
4406
sphericitynoun
The state or condition of being a sphere.
4407
spheroidnoun
A body having nearly the form of a sphere.
4408
spherometernoun
An instrument for measuring curvature or radii of spherical surfaces.
4409
spinousadjective
Having spines.
4410
spinsternoun
A woman who has never been married.
4411
spontaneousadjective
Arising from inherent qualities or tendencies without external efficient cause.
4412
sprightlyadjective
Vivacious.
4413
spuriousadjective
Not genuine.
4414
squabbleverb
To quarrel.
4415
squalidadjective
Having a dirty, mean, poverty-stricken appearance.
4416
squatternoun
One who settles on land without permission or right.
4417
stagnantadjective
Not flowing: said of water, as in a pool.
4418
stagnateverb
To become dull or inert.
4419
stagnationnoun
The condition of not flowing or not changing.
4420
stagyadjective
Having a theatrical manner.
4421
staidadjective
Of a steady and sober character.
4422
stallionnoun
An uncastrated male horse, commonly one kept for breeding.
4423
stanchionnoun
A vertical bar, or a pair of bars, used to confine cattle in a stall.
4424
stanzanoun
A group of rimed lines, usually forming one of a series of similar divisions in a poem.
4425
statecraftnoun
The art of conducting state affairs.
4426
staticadjective
Pertaining to or designating bodies at rest or forces in equilibrium.
4427
staticsnoun
The branch of mechanics that treats of the relations that subsist among forces in order.
4428
stationaryadjective
Not moving.
4429
statisticiannoun
One who is skilled in collecting and tabulating numerical facts.
4430
statuesqueadjective
Having the grace, pose, or quietude of a statue.
4431
statuettenoun
A figurine.
4432
staturenoun
The natural height of an animal body.
4433
statutenoun
Any authoritatively declared rule, ordinance, decree, or law.
4434
stealthnoun
A concealed manner of acting.
4435
stellaradjective
Pertaining to the stars.
4436
steppenoun
One of the extensive plains in Russia and Siberia.
4437
sterlingadjective
Genuine.
4438
stifleverb
To smother.
4439
stigmanoun
A mark of infamy or token of disgrace attaching to a person as the result of evil-doing.
4440
stilettonoun
A small dagger.
4441
stimulantnoun
Anything that rouses to activity or to quickened action.
4442
stimulateverb
To rouse to activity or to quickened action.
4443
stimulusnoun
Incentive.
4444
stingyadjective
Cheap, unwilling to spend money.
4445
stipendnoun
A definite amount paid at stated periods in compensation for services or as an allowance.
4446
stoicismnoun
The principles or the practice of the Stoics-being very even tempered in success and failure.
4447
stolidadjective
Expressing no power of feeling or perceiving.
4448
straitnoun
A narrow passage of water connecting two larger bodies of water.
4449
stratagemnoun
Any clever trick or device for obtaining an advantage.
4450
stratumnoun
A natural or artificial layer, bed, or thickness of any substance or material.
4451
streamletnoun
Rivulet.
4452
stringencynoun
Strictness.
4453
stringentadjective
Rigid.
4454
striplingnoun
A mere youth.
4455
studiousadjective
Having or showing devotion to the acquisition of knowledge.
4456
stultifyverb
To give an appearance of foolishness to.
4457
stupendousadjective
Of prodigious size, bulk, or degree.
4458
stupornoun
Profound lethargy.
4459
suasionnoun
The act of persuading.
4460
suaveadjective
Smooth and pleasant in manner.
4461
subacidadjective
Somewhat sharp or biting.
4462
subaquaticadjective
Being, formed, or operating under water.
4463
subconsciousadjective
Being or occurring in the mind, but without attendant consciousness or conscious perception.
4464
subjacentadjective
Situated directly underneath.
4465
subjectionnoun
The act of bringing into a state of submission.
4466
subjugateverb
To conquer.
4467
subliminaladjective
Being beneath the threshold of consciousness.
4468
sublingualadjective
Situated beneath the tongue.
4469
submarineadjective
Existing, done, or operating beneath the surface of the sea.
4470
submergeverb
To place or plunge under water.
4471
submergencenoun
The act of submerging.
4472
submersibleadjective
Capable of being put underwater.
4473
submersionnoun
The act of submerging.
4474
submissionnoun
A yielding to the power or authority of another.
4475
submittalnoun
The act of submitting.
4476
subordinateadjective
Belonging to an inferior order in a classification.
4477
subsequentadjective
Following in time.
4478
subserviencenoun
The quality, character, or condition of being servilely following another’s behests.
4479
subservientadjective
Servilely following another’s behests.
4480
subsideverb
To relapse into a state of repose and tranquillity.
4481
subsistverb
To be maintained or sustained.
4482
subsistencenoun
Sustenance.
4483
substantiveadjective
Solid.
4484
subtendverb
To extend opposite to.
4485
subterfugenoun
Evasion.
4486
subterraneanadjective
Situated or occurring below the surface of the earth.
4487
subtleadjective
Discriminating.
4488
subtrahendnoun
That which is to be subtracted.
4489
subversionnoun
An overthrow, as from the foundation.
4490
subvertverb
To bring to ruin.
4491
succeedverb
To accomplish what is attempted or intended.
4492
successnoun
A favorable or prosperous course or termination of anything attempted.
4493
successfuladjective
Having reached a high degree of worldly prosperity.
4494
successornoun
One who or that which takes the place of a predecessor or preceding thing.
4495
succinctadjective
Concise.
4496
succulentadjective
Juicy.
4497
succumbverb
To cease to resist.
4498
sufferancenoun
Toleration.
4499
sufficiencynoun
An ample or adequate supply.
4500
suffragenoun
The right or privilege of voting.