ineptitude vs darn

ineptitude and darn both are nouns.

Word	Noun	Adjective	Verb	Adverb
ineptitude	Yes	No	No	No
darn	Yes	No	Yes	No

As nouns, darn is a hyponym of ineptitude; that is, darn is a word with a more specific, narrower meaning than ineptitude:

ineptitude (noun)	darn (noun)
having no qualities that would render it valuable or useful	sewing that repairs a worn or torn hole (especially in a garment)
unskillfulness resulting from a lack of training	something of little value

ineptitude (verb)	darn (verb)
	repair by sewing