Weakness

Part of speech: noun (n.)

1. The quality or state of being weak; want of strength or firmness; lack of vigor; want of resolution or of moral strength; feebleness.

2. That which is a mark of lack of strength or resolution; a fault; a defect. Many take pleasure in spreading abroad the weakness of an exalted character. Spectator.

Synonyms: Feebleness; debility; languor; imbecility; infirmness; infirmity; decrepitude; frailty; faintness.