О — оа об ов ог од ож оз ой ок ол ом он оп ор ос от оф ох оц оч ош ощ
оса — wasp;
осада — siege, blockade, besiegement;
осадить — besiege, lay siege to, pull up, rein in, rein up, check, snub, put someone in their place, cut someone short, put down;
осадка — sediment, deposit, precipitation, settlement, subsidence, draft, draught, sag, settlings, lees;
осаждать — besiege, lay siege to, beleaguer, surround, precipitate, deposit, settle;
осанка — posture, bearing, carriage, poise, deportment, port;
осваивать — master, learn, acquire, develop, reclaim, explore, settle, implement, adopt, utilize;
осведомить — inform, notify, apprise, advise, update, acquaint, brief, let someone know, fill someone in, bring someone up to date;
осведомиться — inquire, enquire, ask, make inquiries, query, request information;
осведомленность — awareness, knowledge, familiarity, cognizance, informedness, conversance;
освежить — refresh, freshen, freshen up, update, renew, revive, brush up, invigorate, cool, air;
освежиться — refresh oneself, freshen up, cool down, have a wash, take a dip, get a breath of fresh air, reinvigorate, perk up;
осветить — light, illuminate, light up, highlight, cover, shed light on, consecrate;
освещать — light, illuminate, light up, throw light on, highlight, cover, report on, elucidate, enlighten, spotlight;
освещаться — be lit, be illuminated, light up, be covered, be reported on;
освещение — lighting, illumination, coverage, enlightenment, light, highlighting, elucidation;
освидетельствование — examination, inspection, assessment, medical examination, forensic examination, expert examination;
освободить — free, release, liberate, set free, discharge, relieve, clear, vacate, exempt, acquit;
освободиться — get free, break free, be released, be free, finish, become available, get rid of, extricate oneself;
освобождать — free, release, liberate, set free, discharge, exempt, relieve, clear, vacate, acquit;
освобождаться — become free, get free, be released, be discharged, free oneself, get rid of, break free, be vacated, be liberated, become available;
освобождение — liberation, release, emancipation, exemption, freeing, discharge, acquittal, deliverance, relief, manumission;
освоение — mastering, development, assimilation, adoption, exploration, reclamation, harnessing, acquisition, utilization;
освоить — master, learn, acquire, get the hang of, develop, settle, put to use;
освоиться — settle in, get used to, find one's feet, get the hang of something, feel at home, adapt, learn the ropes;
освятить — consecrate, sanctify, hallow, bless, illuminate, enlighten;
освящение — consecration, sanctification, hallowing, blessing, dedication, kiddush;
оседать — settle, subside, sink, sag, precipitate, deposit, give;
оседлать — saddle, mount, straddle, bestride, lead, head, spearhead;
осел — donkey, ass, jackass, burro, fool, idiot, moron, dunce, moke, neddy;
осенить — dawn on (someone), strike (someone), hit (someone), occur to (someone), have an epiphany, come to (someone), overshadow, bless, flash (through/across someone's mind);
осенний — autumn, autumnal, fall;
осень — autumn, fall;
осесть — settle, settle down, subside, sink, sag, deposit, precipitate, take up residence;
осечка — misfire, failure to fire, dud, hitch, slip-up, blunder, setback;
осечься — misfire, fail to fire, falter, stumble, hesitate, check oneself, stop short;
осилить — manage, handle, cope with, master, overcome, get through, be able to afford, pull off, overpower;
осина — aspen, aspen tree, quaking aspen, quaking asp;
осиновый — aspen;
осиротеть — be orphaned, become an orphan, be deserted;
оскал — snarl, bared teeth, grin;
оскалить — bare, show, grin, snarl;
осквернить — desecrate, defile, profane, taint, violate, dishonor;
осколок — fragment, splinter, shard, sliver, chip, piece, shell fragment, flake;
оскорбительный — offensive, insulting, abusive, derogatory, disparaging, hurtful, scurrilous, vituperative, humiliating, mortifying;
оскорбить — insult, offend, hurt someone's feelings, affront, slight, snub, outrage, slander;
оскорбление — insult, offense, affront, slight, outrage, indignity, slur, disrespect, defamation, slander;
оскорбленно — offendedly, huffily, resentfully, indignantly, in an offended manner;
оскорблять — insult, offend, abuse, affront, hurt someone's feelings, slander, libel, defame, disparage, revile;
ослабевать — weaken, grow weak, diminish, decrease, lessen, slacken, abate, dwindle, fade, flag;
ослабеть — weaken, grow weak, become weaker, fade, slacken, diminish, decline, dwindle, wane, ease off;
ослабить — weaken, loosen, slacken, ease, relax, reduce, lessen, undermine, alleviate, attenuate;
ослабление — weakening, loosening, slackening, easing, relaxation, attenuation, diminution, abatement, mitigation, let-up;
ослаблять — weaken, slacken, loosen, relax, ease, undermine, diminish, reduce, attenuate, dilute;
ослабнуть — weaken, become weaker, grow weak, slacken, loosen, diminish, fade, abate, subside, flag;
ослепительно — dazzlingly, blindingly, brilliantly, stunningly, radiantly, glaringly;
ослепительный — dazzling, blinding, brilliant, stunning, gorgeous, radiant, splendid, magnificent, resplendent, luminous;
ослепить — blind, dazzle, bedazzle;
ослепнуть — go blind, become blind, lose one's sight, be blinded;
ослик — donkey, little donkey, donkey foal, ass, burro;
осложнение — complication, aggravation, exacerbation, sequela;
осложнить — complicate, make something more difficult, aggravate, exacerbate, compound, make matters worse, entangle;
осложнять — complicate, make things difficult, exacerbate, aggravate, compound, make worse, make more complex;
осложняться — become complicated, get complicated, be complicated by, become more complex, worsen, deteriorate, escalate, develop complications;
ослушаться — disobey, defy, disregard, flout, go against, act contrary to;
осматривать — examine, inspect, look over, survey, check, view, look around, do the sights;
осмелеть — dare, venture, grow bold, grow bolder, take courage, pluck up the courage, summon up the courage, find the courage, get up the nerve, make bold;
осмеливаться — dare, venture, make bold, take the liberty, presume, have the audacity, have the nerve, hazard;
осмелиться — dare, venture, take the liberty, presume, make so bold as to, have the audacity, have the nerve, pluck up the courage, take liberties;
осмотр — inspection, examination, check-up, viewing, check, scan, scrutiny, going-over;
осмотреть — examine, inspect, look over, view, survey, check, look around, explore;
осмотреться — look around, take a look around, have a look around, get one's bearings, size up the situation, reconnoiter, scout out, survey;
осмысление — comprehension, understanding, realization, grasp, interpretation, sense-making;
осмысленно — meaningfully, consciously, deliberately, thoughtfully, mindfully, purposely, intentionally, with comprehension, intelligently;
осмыслить — comprehend, grasp, make sense of, understand, process, reflect on, contemplate, digest, figure out, get one's head around;
оснастить — equip, fit out, furnish, provide with, supply with, outfit, rig, kit out;
оснащение — equipment, facilities, gear, kit, rigging, tooling, hardware, instrumentation;
основа — basis, foundation, base, groundwork, framework, core, essence, cornerstone, mainstay, principle;
основание — foundation, base, grounds, basis, reason, cause, establishment, founding, substantiation, rationale;
основатель — founder, originator, creator, initiator, father, architect, pioneer, patriarch;
основательно — thoroughly, fundamentally, solidly, substantially, in depth, properly, soundly;
основательный — thorough, solid, fundamental, sound, well-founded, substantial, profound, in-depth, serious, sturdy;
основать — found, establish, set up, create, institute, base, ground;
основное — main, basic, primary, key, principal, fundamental, core, essential, central, chief;
основной — main, basic, primary, principal, key, fundamental, core, essential, major, chief;
основополагающий — fundamental, foundational, basic, key, core, essential, pivotal, cornerstone, cardinal;
основоположник — founder, founding father, originator, progenitor, pioneer, initiator, creator;
основываться — be based on, be founded on, rest on, rely on, build on, be predicated on, proceed from;
особа — person, individual, personage, figure, character, lady;
особенно — especially, particularly, in particular, notably, specifically, above all, peculiarly, singularly, chiefly;
особенность — feature, characteristic, peculiarity, trait, distinction, quirk, idiosyncrasy, attribute, property, quality;
особенный — special, particular, peculiar, distinctive, extraordinary, exceptional, remarkable, notable;
особист — special department officer, officer of the special department, counter-intelligence officer, KGB/FSB officer, osobist;
особняк — mansion, detached house, private house, private residence, villa, manor;
особнячок — small mansion, villa, cottage, detached house;
особо — especially, particularly, in particular, notably, specially, specifically, exceptionally, very, separately, apart;
особый — special, particular, specific, peculiar, distinct, unique, extraordinary, exceptional, notable, separate;
особь — individual, specimen, creature, being, organism;
осознавать — realize, be aware of, recognize, understand, perceive, comprehend, acknowledge, be conscious of;
осознание — awareness, realization, consciousness, understanding, epiphany;
осознанно — consciously, mindfully, deliberately, intentionally, purposefully, knowingly, wittingly;
осознанный — conscious, aware, mindful, deliberate, intentional, cognizant, witting;
осознать — realize, become aware of, understand, comprehend, recognize, grasp, perceive, acknowledge, fathom;
оспа — smallpox, variola, pox;
оспаривание — challenge, dispute, contestation, appeal, contesting, impugnment;
оспаривать — dispute, contest, challenge, question, argue, impugn, call into question, object to, appeal;
оспорить — contest, challenge, dispute, appeal, question, object to, controvert;
оставаться — stay, remain, be left, hang around, stick around, continue, stay on, stick, persist;
оставить — leave, abandon, quit, desert, give up, drop, keep, save, reserve, put aside;
оставление — abandonment, leaving, desertion, forsaking, relinquishment, dereliction, withdrawal, discontinuation, detention;
оставлять — leave, quit, abandon, let, keep, save, reserve, bequeath, will, put aside;
остальное — rest, remainder, others, everything else, anything else, balance, all the rest of it;
остальной — rest, remaining, other, left;
останавливать — stop, halt, cease, prevent, discontinue, suspend, pull over, bring to a standstill, arrest, check;
останавливаться — stop, halt, pull over, cease, stay, put up, pause, hesitate, dwell on, come to a stop;
останки — remains, relics, vestiges, wreckage, debris, ruins, fragments;
остановить — stop, halt, cease, bring to a stop, bring to a halt, pull up, arrest, check, end, terminate;
остановиться — stop, halt, stay, pull over, cease, pause, come to a stop, come to a standstill, check in, settle on;
остановка — stop, bus stop, tram stop, station, halt, stoppage, pause, cessation, interruption, standstill;
остаток — remainder, rest, remains, residue, balance, remnant, leftover, vestige, residual, residuum;
остаточный — residual, remaining, leftover, vestigial, remanent;
остаться — stay, remain, be left, stick, end up, survive;
остеомиелит — osteomyelitis;
остерегаться — beware, watch out, look out, be careful, be wary of, be on one's guard, be cautious, steer clear of, keep away, mind;
остолбенеть — be stunned, be dumbfounded, be flabbergasted, be petrified, stand rooted to the spot, freeze, be speechless, be gobsmacked, be thunderstruck, be transfixed;
осторожненько — carefully, cautiously, gently, gingerly, warily, discreetly, delicately, softly;
осторожно — carefully, cautiously, warily, gingerly, watchfully, prudently, be careful!, watch out!, look out!, mind...;
осторожность — caution, carefulness, prudence, wariness, vigilance, discretion, circumspection, alertness, heedfulness, care;
осторожный — cautious, careful, wary, prudent, guarded, circumspect, discreet, watchful, alert, chary;
острие — point, tip, edge, cutting edge, spearhead, vanguard, forefront, pinnacle, apex, nib;
острить — wisecrack, joke, jest, quip, crack a joke, be witty, make a pun;
остричь — cut, give a haircut, have a haircut, get a haircut, clip, crop;
остро — sharply, keenly, acutely, pointedly, intensely, vividly, spicily, wittily, caustically, drastically;
остров — island, isle, islet, ait, eyot, holm, key, cay, atoll;
островок — islet, small island, ait, eyot, holm, isle, key, cay, skerry;
острота — sharpness, acuteness, keenness, wit, quip, witticism, bon mot, pithiness, pungency, spiciness;
остроумие — wit, wittiness, humor, sharpness, cleverness, repartee, sparkle, quick-wittedness, esprit, smartness;
остроумно — witty, wittily, clever, sharp, quick-witted, ingenious, smart, pithy;
остроумный — witty, clever, sharp, sharp-witted, quick-witted, smart, ingenious, humorous, jocose, facetious;
острый — sharp, pointed, spicy, hot, acute, keen, severe, poignant, witty, biting;
остудить — cool, cool down, chill, let cool, refrigerate, dampen, throw cold water on;
оступиться — stumble, misstep, lose one's footing, trip, slip, make a false step;
остывать — cool, cool down, cool off, get cold, grow cold, simmer down, get cool, chill out;
остыть — cool down, cool off, get cold, grow cold, calm down, lose interest, chill out;
осудить — condemn, convict, sentence, denounce, criticize, judge;
осуждать — condemn, denounce, disapprove, judge, criticize, blame, convict, sentence, censure;
осуждающе — disapprovingly, judgmentally, condemningly, reproachfully, accusingly, critically, reprovingly, with disapproval;
осуждение — condemnation, censure, denunciation, judgment, disapproval, reprobation, conviction, damnation, criticism, reproach;
осужденный — convict, convicted, prisoner, inmate, condemned, sentenced, felon, doomed, denounced;
осунуться — become drawn / look drawn, get haggard / look haggard, become gaunt, become peaky, grow thin in the face, become thin and hollow-cheeked;
осушить — drain, dry, dry up, desiccate, reclaim, dewater, empty, quaff, kill;
осуществить — implement, carry out, realize, accomplish, achieve, fulfill, execute, perform, effect, bring about;
осуществиться — come true, be realized, materialize, be fulfilled, be implemented, be accomplished, come to fruition, work out, pan out, be effected;
осуществление — implementation, realization, execution, carrying out, fulfillment, performance, exercise, accomplishment, enactment, fruition;
осуществлять — implement, carry out, perform, execute, realize, effect, accomplish, conduct, exercise, bring about;
осуществляться — be carried out, be implemented, be realized, be put into practice, be effected, be accomplished, be fulfilled, take place, be performed, come true;
осчастливить — make happy, gladden, delight, bring joy to, make someone's day, overjoy;
осыпать — shower, pelt, heap, strew, sprinkle, scatter, shed, bombard, deluge, inundate;
осыпаться — fall off, crumble, flake off, shed, shower, rain down;
осыпь — scree, talus, talus slope, rockslide debris, debris slope;
ось — axis, axle, spindle, pivot, shaft, pin, gudgeon, kingpin;
осьминог — octopus, poulpe, devilfish, devil-fish;
