| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | hard on someone; hard to do |
| Synonyms: | Gargantuan, Herculean, ambitious, arduous, backbreaker, bothersome, burdensome, challenging, crucial, demanding, difficile, easier said than done, effortful, exacting, formidable, galling, hard-won, heavy, immense, intricate, irritating, labored, laborious, no picnic, not easy, onerous, operose, painful, problem, problematic, prohibitive, rigid, severe, stiff, strenuous, titanic, toilsome, tough, troublesome, trying, unyielding, uphill, upstream, wearisome |
| Antonyms: | calm, easy, free, manageable, plain, simple, uncomplicated |
| Main Entry: | exact |
| Part of Speech: | adjective |
| Definition: | careful, painstaking |
| Synonyms: | conscientious, conscionable, demanding, exacting, finicky, fussy, heedful, meticulous, punctilious, punctual, rigorous, scrupulous, severe, strict |
| Antonyms: | approximate, careless, uncareful, unreliable |
| Main Entry: | exigent |
| Part of Speech: | adjective |
| Definition: | difficult, taxing |
| Synonyms: | arduous, burdensome, demanding, exacting, grievous, hard, harsh, onerous, oppressive, rigorous, severe, stiff, strict, stringent, superincumbent, tough, weighty |
| Antonyms: | easy, facile, unpressured |
| Main Entry: | fastidious |
| Part of Speech: | adjective |
| Definition: | very careful, meticulous |
| Synonyms: | captious, choosy, critical, dainty, demanding, difficult, discriminating, easily disgusted, exacting, finical, finicky, fussbudgety, fussy, hard to please, hypercritical, nice, nit-picky, overdelicate, overnice, particular, persnickety*, picky, punctilious, queasy, squeamish, stickling |
| Antonyms: | indifferent, indiscriminating, uncareful, uncouth, uncritical, undemanding |
| Main Entry: | grueling |
| Part of Speech: | adjective |
| Definition: | difficult, taxing |
| Synonyms: | arduous, backbreaking, brutal, chastening, crushing, demanding, excruciating, exhausting, fatiguing, fierce, grinding, hairy*, hard, harsh, heavy*, laborious, punishing, racking, severe, stiff, strenuous, tiring, torturous, trying |
| Notes: | grueling means characterized by physical effort to the point of exhaustion; gruesome means shockingly repellent, inspiring horror |
| Antonyms: | easy, facile |
| Main Entry: | hard |
| Part of Speech: | adjective |
| Definition: | difficult, exhausting |
| Synonyms: | Herculean, arduous, backbreaking, bothersome, burdensome, complicated, demanding, difficile, distressing, effortful, exacting, fatiguing, formidable, grinding, hairy*, heavy*, intricate, involved, irksome, knotty, labored, laborious, mean, merciless, murder, onerous, operose, rigorous, rough, rugged, scabrous, serious, severe, slavish, sticky, strenuous, terrible, tiring, toilful, toilsome, tough, troublesome, unsparing, uphill battle, uphill, wearing, wearisome, wearying |
| Antonyms: | easy, facile, mild, simple |
| Main Entry: | hypercritical |
| Part of Speech: | adjective |
| Definition: | captious |
| Synonyms: | carping, caviling, censorious, critical, demanding, faultfinding, finicky, fussy, hair-splitting, hard to please, niggling, nit-picking, overcritical, persnickety |
| Main Entry: | impatient |
| Part of Speech: | adjective |
| Definition: | unable, unwilling to wait |
| Synonyms: | abrupt, agog, antsy, anxious, appetent, ardent, athirst, avid, breathless, brusque, chafing, choleric, curt, demanding, dying to, eager, edgy, feverish, fretful, hasty, having short fuse, headlong, hot under collar, hot-tempered, impetuous, indignant, intolerant, irascible, irritable, itchy, keen, on pins and needles, quick-tempered, racing one's motor, restless, ripe*, snappy, straining, sudden, testy, thirsty, unforbearing, unindulgent, vehement, violent |
| Antonyms: | controlled, easy-going, enduring, forbearing, laid-back, patient, tolerant, waiting, willing |
| Main Entry: | insatiable |
| Part of Speech: | adjective |
| Definition: | voracious, wanting |
| Synonyms: | clamorous, crying, demanding, desiring, exigent, gluttonous, greedy, importunate, insatiate, insistent, intemperate, pressing, quenchless, rapacious, ravenous, unappeasable, unquenchable, unsatisfiable, unsatisfied, urgent, yearning |
| Antonyms: | fulfilled, full, pleased, satiable, satisfied |