Search Result for "imperfection": 
Wordnet 3.0

NOUN (1)

1. the state or an instance of being imperfect;
[syn: imperfection, imperfectness]


The Collaborative International Dictionary of English v.0.48:

Imperfection \Im`per*fec"tion\, n. [L. imperfectio: cf. F. imperfection. See Imperfect, a.] The quality or condition of being imperfect; lack of perfection; incompleteness; deficiency; fault or blemish. [1913 Webster] Sent to my account With all my imperfections on my head. --Shak. Syn: Defect; deficiency; incompleteness; fault; failing; weakness; frailty; foible; blemish; vice. [1913 Webster]
WordNet (r) 3.0 (2006):

imperfection n 1: the state or an instance of being imperfect [syn: imperfection, imperfectness] [ant: flawlessness, ne plus ultra, perfection]
Moby Thesaurus II by Grady Ward, 1.0:

86 Moby Thesaurus words for "imperfection": absence, arrear, arrearage, arrears, bad habit, baseness, beggary, besetting sin, blemish, bug, catch, crack, damage, decline, defalcation, default, defect, defection, defectiveness, deficiency, deficit, delinquency, demerit, deprivation, destitution, drawback, drought, error, failing, failure, fallibility, falling short, famine, fault, faute, fewness, flaw, foible, frailty, hole, impoverishment, inadequacy, incompetence, incompleteness, inferiority, infirmity, insufficiency, kink, lack, little problem, littleness, maladroitness, meanness, mediocrity, moral flaw, need, omission, peccadillo, pettiness, problem, rift, shabbiness, short measure, shortage, shortcoming, shortfall, sin, slump, smallness, snag, something missing, starvation, subnormality, taint, triviality, underage, unskillfulness, vice, vulgarity, vulnerable place, want, wantage, weak link, weak point, weak side, weakness