incompetence means an inability to perform; a lack of competence; ineptitude. Lexicurio rates it Rare gem — a strength score of 74 out of 100.
Etymology
From French incompétence, equivalent to in- + competence.
noun
- An inability to perform; a lack of competence; ineptitude.“... at the head of a crew, too, chiefly made up of mongrel renegades, and castaways, and cannibals--morally enfeebled also, by the incompetence of mere unaided virtue or right-mindedness in Starbuck”