hard

hard [adj1] rocklike adamantine, callous, compact, compacted, compressed, concentrated, consolidated, dense, firm, hardened, impenetrable, indurate, indurated, inflexible, iron*, packed, rigid, rocky, set, solid, stiff, stony, strong, thick, tough, unyielding; concept 604 —Ant. flexible, malleable, pliable, pliant, soft, yielding hard [adj2] difficult, exhausting arduous, backbreaking, bothersome, burdensome, complicated, demanding, difficile, distressing, effortful, exacting, fatiguing, formidable, grinding, hairy*, heavy*, Herculean*, 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*, uphill battle*, wearing, wearisome, wearying; concepts 529,538,565 —Ant. easy, facile, mild, simple hard [adj3] cruel, ruthless acrimonious, angry, antagonistic, austere, bitter, bleak, brutal, callous, cold, cold-blooded*, cold fish*, dark, disagreeable, distressing, dour, exacting, grievous, grim, hard as nails*, hard-boiled*, harsh, hostile, inclement, intemperate, intolerable, obdurate, painful, perverse, pitiless, rancorous, resentful, rigorous, rugged, severe, stern, strict, stringent, stubborn, thick-skinned*, tough, unfeeling, unjust, unkind, unpleasant, unrelenting, unsparing, unsympathetic, vengeful; concepts 401,542 —Ant. merciful, mild, nice, pleasant, sensitive, sympathetic hard [adj4] true, indisputable absolute, actual, bare, cold, definite, down-to-earth, genuine, plain, positive, practical, pragmatic, realistic, sure, undeniable, unvarnished, verified; concepts 535,582 —Ant. disputable, doubtful, inexact, questionable, uncertain, untrue hard [adv1] with great force actively, angrily, animatedly, boisterously, briskly, brutally, cruelly, earnestly, energetically, ferociously, fiercely, forcibly, frantically, furiously, heavily, intensely, keenly, like fury, madly, meanly, painfully, powerfully, relentlessly, rigorously, roughly, rowdily, savagely, seriously, severely, sharply, spiritedly, sprightly, stormily, strongly, tumultously/tumultuously, turbulently, uproariously, urgently, viciously, vigorously, violently, vivaciously, wildly, with all one’s might; concept 540 —Ant. gently, softly hard [adv2] with determination assiduously, closely, diligently, doggedly, earnestly, exhaustively, industriously, intensely, intensively, intently, painstakingly, persistently, searchingly, sharply, steadily, strenuously, thoroughly, unremittingly, untiringly; concept 538 —Ant. unenthusiastically hard [adv3] with difficulty agonizingly, arduously, awkwardly, badly, burdensomely, carefully, cumbersomely, cumbrously, distressingly, exhaustingly, gruelingly, hardly, harshly, inconveniently, laboriously, painfully, ponderously, roughly, severely, strenuously, tiredly, toilsomely, unwieldily, vigorously, with great effort; concept 565 —Ant. easily, moderately hard [adv4] with resentment bitterly, hardly, keenly, rancorously, reluctantly, slowly, sorely; concept 403 —Ant. indulgently, tolerantly hard [adv5] in a fixed manner close, fast, firm, firmly, solidly, steadfastly, tight, tightly; concepts 488,586 —Ant. unfixedly, yielding