Foible

a. [O. Fr. foible. See FEEBLE.] Weak; feeble. [Obs.] Herbert.

n. [See supra.] A particular moral weakness; a failing; a weak point; a fault not of a serious character; a frailty.

A disposition radically noble and generous, clouded and overshadowed by superficial foibles. De Quincey.

Synonyms—Fault; imperfection; failing; weakness; infirmity; frailty; defect. See FAULT.