Spotless—faultless, unblemished, blameless, unsullied, clear, untarnished, pure, innocent, stainless.
Spread—distribute, diffuse, circulate, expand, disperse, disseminate, propagate, scatter, dispense, sow.
Spring—leap, arise, start, proceed, emanate, flow, jump, issue.
Spinkle—besprinkle, bedew, water, scatter.
Sprout—vegetate, bud, germinate.
Stability—fixedness, continuity, steadiness, firmness.
Stain—mar, soil, tarnish, blemish, blot, flaw, spot, speck, tinge, color, discolor.
Stammer—hesitate, stutter, falter.
Stamp—mark, print, impress.
Standard—test, rule, criterion.
State—situation, condition, position, plight, predicament.
Station—place, situation, position, post.
Stay—dependence, reliance, staff, prop, abide, remain, continue, delay, hinder, support.
Sterlity—barrenness, unfruitfulness.
Stern—unfeeling, severe, austere, strict, cold, rigid, rigorous.
Still—quiet, calm, silent, appease, assuage, lull, pacify.
Stimulate—arouse, excite, incite, urge, impel, encourage, instigate.
Stock—supply, collection, fund, accumulation, store, provision, cattle.
Stop—rest, intermission, vacation, cessation, delay, impede, hinder, check.
Story—tale, anecdote, incident, memoir.
Straight—direct, immediate.
Strange—unusual, curious, singular, odd, surprising, eccentric.
Stratagem—deception, cheat, artifice, fraud, trick, imposture, delusion.
Strength—potency, authority, power, force, might.
Strict—precise, exact, particular, accurate, nice, severe, harsh, rigorous, stern.
Strife—disagreement, discord, dissension, contest.
Strong—able, powerful, stout, vigorous, firm, muscular, robust, hardy.
Style—custom, mode, manner, phraseology, diction.
Subdue—vanquish, overcome, subjugate, conquer, subject, surmount.
Subject—control, liable, exposed, object, matter, material.
Subjoin—attach, connect, affix, annex.
Sublime—lofty, elevated, great, exalted, grand, magnificent.
Submissive—Obedient, yielding, humble, compliant.
Subordinate—subject, subservient, inferior.
Subsistence—livelihood, sustenance, living, maintenance, support.
Substantial—reliable, strong, solid, stout, real, responsible.
Substitute—agent, representative, exchange, change.
Subtle—sly, artful, cunning, deceitful, crafty, wily, perfidious, insidious, arch, acute, fine.
Subtract—withdraw, deduct, take from.
Subvert—ruin, overthrow, reverse, controvert, invert, reverse.
Successful—prosperous, lucky, winning, fortunate.
Succession—series, order, continuance.
Succor—defend, help, aid, assist, relieve.
Sudden—unexpected, unanticipated, unlooked for, hasty.
Suffer—endure, tolerate, bear, permit, allow.
Suffocate—smother, choke, stifle.
Sufficient—plenty, abuadance, enough, competent, adequate.
Suffrage—vote, ballot, aid, voice.
Suggest—propose, insinuate, hint, allude, intimate.
Suitable—appropriate, fit, becoming, agreeable, expedient.
Suitor—beau, wooer, lover, petitioner.
Summon—cite, call, invite, bid, convoke.
Sundry—several, different, various, diverse.
Superifcial—Shallow, flimsy, slight.
Supersede—supplant, overrule, displace.
Supplicate—Solicit, entreat, beg, beseech, ask, implore.
Support—maintain, uphold, sustain, defend, encourage, second, prop, protect, favor, forward, cherish, assist, endure.
Sure—reliable, confident, certain, infallible.
Surmise—presume, suppose, think, believe, guess, conjecture.
Surmount—Subdue, overcome, vanquish, conquer.
Surpass—beat, outdo, excel, exceed, outstrip.
Suprise—astonishment, admiration, wonder, amazement.
Surrender—Yield, resign, deliver, give up.
Surround—encompass, enclose, encircle, environ.
Survey—review, prospect, retrospect.
Suspense—hesitation, doubt, uncertainty.
Suspicion—apprehension, distrust, jealousy.
Sustain—carry, bear, support, uphold, maintain.
Sustenance—livelihood, maintenance, support, living.
Swiftness—speed, rapidity, velocity, fleetness, quickness, celerity.
Symbol—illustration, type, figure, emblem, metaphor.
Symmetry—proportion, harmony.
Sympathy—compassion, condolence, agreement, commiseration.
Symptom—evidence, token, indication, sign, mark, note.
System—order, method.
T
Talent—faculty, endowment, ability, capability, gift, intellectuality.
Talk—conference, discourse, chat, conversation, communication, sermon, lecture, dialogue, colloquy.
Tantalize—plague, tease, provoke, irritate, taunt, torment, aggravate.
Taste—perception, discernment, judgment, flavor, savor, relish.
Tax—duty, assessment, rate, toll, tribute, contribution, custom.
Tredious—wearisome, slow, tiresome, tardy.
Tell—inform, communicate, reveal, disclose, acquaint, mention, impart, state, talk, report, inform.
Temper—mood, humor, temperament, disposition.
Temperate—moderate, abstemious, abstinent, sober.
Temporal—worldly, mundane, sublunary, secular.
Temporary—uncertain, fleeting, transitory, transient.
Tempt—allure, induce, entice, attract, decoy, seduce.
Tender—propose, Offer, bid.
Tenderness—fondness, love, humanity, affection, benignity.
Tenet—belief, dogma, doctrine, principle, position, opinion.
Terms—conditions, words, expressions, language.
Terminate—close, complete, finish, end.
Terrible—awful, frightful, fearful, shocking, terrific, horrible.
Terror—alarm, fear, dread, consternation, apprehension, fright.
Test—experiment, proof, experience, trial, standard, criterion.
Testify—prove, declare, swear, signify, witness, affirm.
Testimony—proof, evidence.
Therefore—wherefore, accordingly, thence, then, hence, so, consequently.
Think—consider, deliberate, meditate, ponder, conceive, contemplate, imagine, surmise.
Though—allow, while, although.
Thought—contemplation, meditation, fancy, idea, supposition, reflection, conception, conceit.
Thoughtful—anxious, considerate, careful, attentive, discreet, contemplative.
Thoughtless—inconsiderate, indiscreet, careless, foolish, hasty, unthinking.
Throw—heave, cast, hurl, fling.
Time—period, season, age, date, duration, era, epoch.
Timely—opportune, seasonable, early.
Tired—wearied, fatigued, harassed.
Title—name, appellation, claim.
Token—emblem, sign, indication, symptom, mark, note.
Tolerate—permit, allow, suffer.
Tortuous—tormenting, crooked, twisted, winding.
Total—complete, whole, entire, gross, sum.
Touching—moving, pathetic, affecting.
Tour—round, circuit, journey, jaunt, ramble, excursion, trip.
Trace—clue, track, mark, vestige.
Trade—occupation, vocation, calling, labor, business, dealing, traffic.
Traduce—injure, condemn, depreciate, censure, degrade, calumniate, detract, decry.
Tranquillity—Stillness, peace, quiet, calm.
Transact—manage, conduct, negotiate.
Transcend—surpass, excel, outdo, exceed.
Transparent—Clear, pellucid, previous, translucent.
Transient—brief, fleeting, short.
Transport—delight, rapture, ecstacy.
Treacherous—insidious, faithless, dishonest, perfidious, heartless.
Trepidation—palpitation, emotion, agitation, trembling, tremor.