Synonyms of weakness

1 Syllable
vice, pash, lust, gap, lack, need, fault, flaw
2 Syllables
hobby, leanness, languor, penchant, druthers, drawback, ardors, liking, hobbies, leaning, majors, lusted, undoing, fervors, urge, lapse, failing, foible, taste, passion, scantness, fondness, default, defect, ardor, frailness, frailty, fervor, blemish, habit, tightness, faintness
3 Syllables
fickleness, fitfulness, infirmness, ineptness, impairment, specialties, weakliness, puniness, malaise, defaulting, shortage, affection, vitiation, tendency, shallowness, transience, fatigue, helplessness, skimpiness, inaptness, unsoundness, foolishness, affections, faultiness, ardency, hankering, feebleness, specialty, defaulted, velleity, scarceness, fatuousness, battiness, brainlessness, doltishness, defecting, shortcoming, dotage, scantiness, amore, prostration, shakiness
4 Syllables
predilections, attenuation, imperfection, inconstancy, powerlessness, unsureness, capriciousness, changeableness, precariousness, unfixedness, unsteadiness, delicacy, appetite, inclinations, stupidities, preference, affinity, salacity, stupidity, fragility, debility, delicacies, enfeeblement, adoration, adorations, delinquency, proclivities, defalcation, predilection, obtuseness, imperfections, proclivity, senescence, enervation, underbelly, senselessness, affinities, inclination, deficiencies, fatigation, lassitude, impotence, assuetude, senility, partiality, nitwittedness, thick-headedness, weak-mindedness, devotedness, infirmity, effeteness, indecision, deficiency, unwiseness, thickheadedness
5 Syllables
changeability, disequilibrium, impermanence, insecureness, irresolution, variability, disability, inaptitude, ineffectualness, inutility, delicateness, mutability, idolization, incompleteness, predisposition, incompetency, invalidity, inefficacy, debilitation, discommodity, decrepitude, overtiredness, imbecility, inability, inadequacies, defectiveness, predispositions, gossameriness, convalescence, inadequacy, injudiciousness, instabilities, feeble-mindedness, disabilities, inferiority, instability, feeblemindedness, possessiveness
6 Syllables
vulnerability, incapability, ineffectiveness, incapacitation, insubstantiality, unsubstantiality
7 Syllables
unpredictability