grim

1 harsh and threatening in manner or appearance a grim and desolate landscape a grim and short-tempered shopkeeper who didn't exactly invite friendly conversation Synonyms austere, dour, fierce, flinty, forbidding, gruff, intimidating, lowering (also louring), rough, rugged, severe, stark, steely, stern, ungentle Related Words bleak, cold, hostile, inhospitable, inimical, unfriendly, unsympathetic; adamant, bound, determined, firm, intent, purposeful, resolute, resolved, steadfast, unflinching; fixed, hard, hardened, hardheaded, immovable, implacable, inflexible, ironhanded, mulish, obdurate, obstinate, rigid, self-willed, set, stiff, stubborn, unbending, uncompromising, unrelenting, unyielding, willful (or wilful); immutable, unchangeable; black, cheerless, dark, gloomy, glum, joyless, melancholic, moody, morose, sulky, sullen, surly; brooding, grave, humorless, melancholy, serious, sober, sobersided, solemn, somber (or sombre), staid, unsmiling, weighty Near Antonyms bland, meek, mellow, soft, soothing; easy, quiet, tranquil; agreeable, bright, cheerful, inviting, pleasant, pleasing, sweet; glad, happy, lighthearted, merry, mirthful, sunny; featherbrained, flighty, frivolous, giddy, goofy, harebrained, light-headed, playful, scatterbrained, silly Antonyms benign, benignant, gentle, mild, nonintimidating, tender

2 difficult to endure this winter is supposed to be particularly grim, so stock up on firewood Synonyms bitter, brutal, burdensome, cruel, excruciating, grievous, harsh, hard, hardhanded, heavy, inhuman, murderous, onerous, oppressive, rough, rugged, searing, severe, stiff, tough, tryingRelated Words austere, bleak, comfortless, discomforting, forbidding, inhospitable, spartan, uncomfortable; biting, inclement, intemperate, wild; rigorous, strict, stringent; agonizing, heartbreaking, heartrending, painful, wretched; crushing, grinding, overwhelming, wearing; insufferable, insupportable, intolerable, unbearable, unendurable; harrowing, tortuous; bad, disagreeable, hostile, unfriendly, unpleasantNear Antonyms comfortable, cozy, luxurious, snug; agreeable, friendly, genial, hospitable, pleasant; peaceful, relaxing, reposeful, restful; bearable, endurable, painless, tolerable; balmy, calm, clement, gentle, mild, moderate, temperateAntonyms easy, light, soft

3 showing no signs of slackening or yielding in one's purpose with grim determination, the woman worked three jobs to put her fatherless children through college Synonyms determined, dogged, unyielding, implacable, relentless, unappeasable, unflinching, unrelentingRelated Words persevering, persistent, tenacious; hard, hardheaded, headstrong, intractable, mulish, obdurate, opinionated, peevish, pertinacious, perverse, pigheaded, self-willed, stubborn, uncooperative, willful (or wilful); merciless, ruthless, unforgivingNear Antonyms slackening, softening, yielding; impotent, invertebrate, slack, spineless, weak; complaisant, obliging, pliable, pliant

4 violently unfriendly or aggressive in disposition grim warriors heading into battle Synonyms fell, ferocious, fierce, savage, viciousRelated Words argumentative, assaultive, bellicose, belligerent, brawly, chippy, combative, confrontational, discordant, disputatious, feisty, gladiatorial, militant, pugnacious, scrappy, warlike; bare-knuckle (also bare-knuckled or bare-knuckles), blood-and-guts, in-your-face, take-no-prisoners; contentious, quarrelsome, truculent; menacing, threatening; bestial, brute, inhuman, inhumane; barbaric, uncivilized, wild; heartless, implacable, merciless, pitiless, relentless, ruthless, unrelenting, wanton; bloodthirsty, bloody, homicidal, murdering, murderous, sanguinary, sanguine; rapacious, ravenous, voraciousNear Antonyms amicable, companionable, comradely, congenial, cordial, friendly, genial, hearty, warm, warmhearted; compliant, submissive, tame; benign, compassionate, kind, merciful; pacific, peaceable, peaceful; amiable, complaisant, obliging; human, humane; civilized, culturedAntonyms gentle, mild, unaggressive