| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | not well, weak |
| Synonyms: | declining, defeated, deficient, faint, feeble, inadequate, insufficient, scant, scanty, scarce, short, shy, unavailing, unprosperous, unsuccessful, unsufficient, unthriving, vain, wanting |
| Notes: | a failing is a flaw or weak point or a failure to reach a minimum required performance; a foible a minor weakness or failing of character |
| Antonyms: | healthy, ok, rebounding, strong, thriving, well |
| Main Entry: | degenerate |
| Part of Speech: | adjective |
| Definition: | corrupt, deteriorated |
| Synonyms: | base, debased, debauched, decadent, decayed, degenerated, degraded, demeaned, depraved, dissolute, effete, failing, fallen, flatitious, immoral, infamous, low, mean, miscreant, nefarious, overripe, perverted, retrograde, retrogressive, rotten, sinking, unhealthy, vicious, villainous, vitiated, wicked, 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: | moral, upright, virtuous |
| Main Entry: | feeble |
| Part of Speech: | adjective |
| Definition: | not strong; ineffective |
| Synonyms: | aged, ailing, chicken*, debilitated, decrepit, delicate, doddering, dopey, effete, emasculated, enervated, enfeebled, etiolated, exhausted, failing, faint, flabby, flat, fragile, frail, gentle, helpless, impotent, inadequate, incompetent, indecisive, ineffectual, inefficient, infirm, insubstantial, insufficient, lame, languid, low, out of gas, paltry, poor, powerless, puny, sapless, sickly, slight, strengthless, tame, thin, unconvincing, vitiated, weak, weakened, weakly, wimpy, woozy, zero* |
| Antonyms: | able, effective, hardy, healthy, hearty, powerful, solid, sound, strong |
| Main Entry: | inadequate |
| Part of Speech: | adjective |
| Definition: | defective, insufficient, incompetent |
| Synonyms: | bare, barren, bush-league, deficient, depleted, dry, failing, faulty, feeble, found wanting, glitch*, imperfect, impotent, inappreciable, inapt, incapable, incommensurate, incompetent, incomplete, inconsiderable, insubstantial, junk*, lacking, lame*, lemon, lousy, low, meager, minus, miserly, niggardly, not enough, parsimonious, poor, scanty, scarce, short, shy*, sketchy*, skimpy, small, spare, sparse, sterile, stinted, stunted, thin*, too little, unequal, unproductive, unqualified, weak |
| Antonyms: | able, adequate, competent, enough, sufficient |
| Main Entry: | infirm |
| Part of Speech: | adjective |
| Definition: | sick, weak |
| Synonyms: | ailing, anemic, anile, debilitated, decrepit, delicate, enfeebled, failing, faint, faltering, feeble, flimsy, fragile, frail, halting, ill, insecure, irresolute, laid low, lame, sensile, shaky, unsound, unstable, unsubstantial, vacillating, wavering, wobbly |
| Antonyms: | firm, healthy, hearty, robust, sound, strong |
| Main Entry: | insufficient |
| Part of Speech: | adjective |
| Definition: | not enough; lacking |
| Synonyms: | bereft, defective, deficient, destitute, devoid, drained, dry, failing, faulty, imperfect, inadequate, incapable, incommensurate, incompetent, incomplete, infrequent, meager, minus, out of, poor, rare, scant, scarce, short, short of, shy, thin*, too little too late, unample, unfinished, unfitted, unqualified, unsatisfactory, wanting |
| Antonyms: | adequate, ample, enough, sufficient |
| Main Entry: | lightweight |
| Part of Speech: | adjective |
| Definition: | inconsequential |
| Synonyms: | failing, featherweight, foolish, imponderous, incompetent, insignificant, of no account, paltry, petty, slight, trifling, trivial, unimportant, weightless, worthless |
| Antonyms: | big, consequential, heavyweight, important, major |
| Main Entry: | poorly |
| Part of Speech: | adjective |
| Definition: | not well |
| Synonyms: | ailing, below par, failing, ill, indisposed, low, mean, out of sorts, rotten*, sick, sickly, under the weather, unwell |
| Antonyms: | healthy, well |
| Main Entry: | scant/scanty |
| Part of Speech: | adjective |
| Definition: | inadequate |
| Synonyms: | bare, barely sufficient, close, deficient, exiguous, failing, insufficient, limited, little, meager, minimal, narrow, poor, rare, restricted, scrimpy, short, shy, skimpy, slender, spare, sparing, sparse, stingy, thin, tight, wanting |
| Antonyms: | abundant, adequate, ample, covering, plentiful, substantial, sufficient |