ineptitude

noun

1. (countable, uncountable)The quality of being inept.

   “The curse has been Spanish ineptitude feeding Gibraltarian intransigence. Border hold-ups are counterproductive to winning hearts and minds, as were blundering Argentinian landings on the outer Falklands.”

2. (countable, uncountable)An instance of being inept.

   “He droned on with platitudes and ineptitudes while Malone whispered to Enid that if Alasha was a fair specimen of the population it was just as well that his native land was safely engulfed in the Atlantic Ocean.”