something that makes a person, thing etc imperfect
blame, sin; mistake
Cases of word usage
1) a weakness or fault (of character); in the absence of (failing)
2) (of a person) difficult to please; quick to find fault (fastidious)
3) the quality of being frail; a moral fault (frailty)
4) blameworthy; found at fault (guilty)
5) the state of being imperfect; a fault (the usual word) (imperfection)
6) to consider that an act, quality or result is a person's responsibility or fault (impute)
7) free from blame or fault (irreproachable)
8) an old horse; to find fault with a person often (nag)
9) small fault (peccadillo)
10) to find fault with (a person) (usually with a feeling of disappointment or sadness) (reproach)