| Main Entry: | |
| Part of Speech: | noun |
| Definition: | weakness, flaw |
| Synonyms: | Achilles heel, blemish, daintiness, debility, decrepitude, defect, deficiency, delicacy, error, failing, fallibility, fault, feebleness, flimsiness, foible, foil, imperfection, infirmity, peccability, peccadillo, shortcoming, solecism, suscept, weak point |
| Antonyms: | firmness, strength |
| Main Entry: | debility |
| Part of Speech: | noun |
| Definition: | incapacity, weakness |
| Synonyms: | decrepitude, disease, enervation, enfeeblement, exhaustion, faintness, feebleness, frailty, infirmity, languor, malaise, sickliness, unhealthiness |
| Notes: | debility is the state of being weak in health or body; disability is the condition of being unable to perform as a consequence of physical or mental unfitness; inability is lack of mental ability or physical ability to do something |
| Antonyms: | ability, capability, health, strength, vigor |
| Main Entry: | defect |
| Part of Speech: | noun |
| Definition: | blemish, imperfection |
| Synonyms: | birthmark, blot, blotch, break, bug, catch, check, crack, deficiency, deformity, discoloration, drawback, error, failing, fault, flaw, foible, frailty, gap, glitch, gremlin, hole, infirmity, injury, irregularity, kink, knot, lack, mark, marring, mistake, patch, rift, rough spot, scar, scarcity, scratch, seam, second, shortage, shortcoming, sin, speck, spot, stain, taint, unsoundness, vice, want, weak point, weakness |
| Antonyms: | advantage, improvement, perfection, strength |
| Main Entry: | deficiency |
| Part of Speech: | noun |
| Definition: | imperfection, inadequacy |
| Synonyms: | absence, bug*, dearth, defalcation, default, defect, deficit, demerit, dereliction, failing, failure, fault, flaw, frailty, glitch*, inability to hack it, insufficience, insufficiency, lack, loss, need, neglect, paucity, privation, scantiness, scarcity, shortage, shortcoming, sin, want, weakness |
| Antonyms: | adequacy, enough, faultlessness, perfection, plenty, satisfaction, sufficiency, superfluity |
| Main Entry: | delicacy |
| Part of Speech: | noun |
| Definition: | daintiness, fineness of structure |
| Synonyms: | airiness, debility, diaphaneity, elegance, etherealness, exquisiteness, fragility, frailness, frailty, gossameriness, infirmity, lightness, slenderness, smoothness, softness, subtlety, tenderness, tenuity, translucency, transparency, weakness |
| Antonyms: | coarseness, heaviness, indelicacy, inelegance, robustness, roughness |
| Main Entry: | failing |
| Part of Speech: | noun |
| Definition: | lapse, shortcoming |
| Synonyms: | blind spot, defect, deficiency, drawback, error, failure, fault, flaw, foible, frailty, imperfection, infirmity, miscarriage, misfortune, vice, weak point, weakness |
| 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: | advantage, strength, strong point |
| Main Entry: | fault |
| Part of Speech: | noun |
| Definition: | blame, sin; mistake |
| Synonyms: | accountability, answerability, blunder, crime, culpability, defect, delinquency, dereliction, error, evil doing, failing, flaw, foible, frailty, guilt, impropriety, inaccuracy, indiscretion, infirmity, lapse, liability, loss of innocence, malfeasance, malpractice, misconduct, miscue, misdeed, misdemeanor, negligence, offense, omission, onus, oversight, peccancy, responsibility, slip, slip-up, solecism, transgression, trespass, vice, weakness, wrong, wrongdoing |
| Antonyms: | advantage, benefit, blessing, correctness, good, perfection |
| Main Entry: | feebleness |
| Part of Speech: | noun |
| Definition: | lack of strength; ineffectiveness |
| Synonyms: | debility, decrepitude, delicacy, disease, effeteness, enervation, etiolation, exhaustion, flimsiness, frailness, frailty, inability, inadequacy, incapacity, incompetence, ineffectualness, infirmity, infirmness, insignificance, insufficiency, lameness, languor, lassitude, malaise, senility, sickliness, unhealthiness, weakness |
| Antonyms: | ability, effectiveness, health, heartiness, power, soundness, strength |
| Main Entry: | foible |
| Part of Speech: | noun |
| Definition: | personal imperfection |
| Synonyms: | characteristic, defect, eccentricity, failing, fault, frailty, idiosyncrasy, infirmity, kink, mannerism, oddity, peculiarity, quirk, shortcoming, singularity, vice, weak point, weakness |
| 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: | strength |