Inept (adjective) इनेप्ट
means clumsy or not skilled at something (अयोग्य/ अदक्ष/ अकुशल)
He was an inept gardener, unable to make anything grow.
Inapt (adjective) इनैप्ट
it doesn't suit the situation or is irrelevant (अनुपयुक्त/ अनुचित)
His remark about cold temperatures was inapt on such a hot day.