| Main Entry: | |
| Part of Speech: | verb |
| Definition: | droop; become dull, listless |
| Synonyms: | be disregarded, be neglected, brood, conk out, decline, desire, despond, deteriorate, die on vine, dwindle, ebb, fade, fag, fag out, fail, faint, fizzle out, flag, go soft, go to pieces, grieve, hanker, hunger, knock out, long, pine, repine, rot, sicken, sigh, snivel, sorrow, suffer, tucker, waste, waste away, weaken, wilt, wither, yearn |
| Antonyms: | flourish, grow, improve, strengthen |
| Main Entry: | collapse |
| Part of Speech: | verb |
| Definition: | fall apart, break down |
| Synonyms: | belly up, bend, break, cave in, conk out, crack up, crumple, deflate, disintegrate, droop, drop, exhaust, fail, faint, fall down, flag, flake out, fold, founder, give, give in, give out, give way, go to pieces, go*, keel over, languish, shatter, subside, succumb, tire, topple, weaken, weary, wilt, yield |
| Antonyms: | build, increase, rise |
| Main Entry: | decline |
| Part of Speech: | verb |
| Definition: | lessen, become less |
| Synonyms: | abate, backslide, cheapen, decay, decrease, degenerate, depreciate, deteriorate, diminish, disimprove, disintegrate, droop, drop, dwindle, ebb, fade, fail, fall, fall off, flag, go downhill, go to pot, go to the dogs, hit the skids, languish, lapse, lose value, lower, pine, recede, relapse, retrograde, return, revert, rot, sag, settle, shrink, sink, slide, subside, wane, weaken, worsen |
| Notes: | one declines (or accepts) something that is offered; one refuses (or agrees) to accept something offered |
| Antonyms: | improve, increase, rise |
| Main Entry: | deteriorate |
| Part of Speech: | verb |
| Definition: | decay, degenerate |
| Synonyms: | adulterate, alloy, be worse for wear, become worse, break, corrode, corrupt, crumble, debase, debilitate, decline, decompose, degrade, deprave, depreciate, descend, disimprove, disintegrate, ebb, fade, fail, fall apart, flag, go downhill, go to pieces, go to pot, go to the dogs, hit the skids, impair, injure, languish, lapse, lessen, lose it, lose quality, lower, mar, pervert, regress, retrograde, retrogress, rot, sink, skid, slide, spoil, undermine, vitiate, weaken, wear away, worsen |
| Notes: | to degenerate means 'to decline in value, move lower on a scale' but to deteriorate means 'to worsen, to become lowered, or be reduced in value'; degenerate pertains more to character and virtue while deteriorate is more about loss of strength or vitality |
| Antonyms: | build, construct, develop, get better, improve |
| Main Entry: | ebb |
| Part of Speech: | verb |
| Definition: | subside; decline |
| Synonyms: | abate, decay, decrease, degenerate, deteriorate, die down, die out, diminish, drop, dwindle, ease off, fade away, fall, fall away, fall back, flag, flow back, go out, languish, lessen, let up, melt, moderate, peter out, recede, relent, retire, retreat, retrocede, shrink, sink, slacken, wane, weaken, withdraw |
| Antonyms: | flow, increase, rise |
| Main Entry: | fade |
| Part of Speech: | verb |
| Definition: | dwindle, die out |
| Synonyms: | abate, attenuate, clear, decline, deliquesce, deteriorate, die away, die on vine, dim, diminish, disappear, disperse, dissolve, droop, ebb, etiolate, evanesce, evanish, evaporate, fag out, fail, fall, flag, fold, hush, languish, lessen, melt, melt away, moderate, perish, peter out, poop out, quiet, rarefy, shrivel, sink, slack off, taper, thin, tire, tucker out, vanish, wane, waste away, weaken, wilt, wither |
| Antonyms: | enhance, improve, recover, strengthen |
| Main Entry: | faint |
| Part of Speech: | verb |
| Definition: | lose consciousness |
| Synonyms: | be overcome, become unconscious, black out, collapse, drop, fade, fail, fall, flicker, go out like light, keel over, languish, pass out, succumb, swoon, weaken |
| Notes: | faint (verb) means to pass out from weakness or to lose consciousness - faint (adjective) means barely perceptible or lacking clarity or distinctness; feint (noun) means any distracting or deceptive maneuver - feint (verb) means to deceive by a mock action |
| Main Entry: | fatigue |
| Part of Speech: | verb |
| Definition: | tire, wear out |
| Synonyms: | bedraggle, burn out, bush, conk out, debilitate, deplete, disable, drain, droop, drop, enervate, exhaust, fag, fizzle, flag, jade, knock out, languish, overtire, peter out, poop, poop out, prostrate, sag, sink, succumb, take, tucker, weaken, wear down, weary |
| Antonyms: | energize, envigorate, refresh |
| Main Entry: | flag |
| Part of Speech: | verb |
| Definition: | decline, fall off |
| Synonyms: | abate, deteriorate, die, droop, ebb, fade, fail, faint, languish, peter out, pine, sag, sink, slump, succumb, taper off, wane, weaken, weary, wilt |
| Antonyms: | do well, increase, rise, strengthen |