slouch vs incompetent

slouch and incompetent both are nouns.

Word	Noun	Adjective	Verb	Adverb
slouch	Yes	No	Yes	No
incompetent	Yes	Yes	No	No

As nouns, incompetent is a hypernym of slouch; that is, incompetent is a word with a broader meaning than slouch:

Other hypernyms of slouch include incompetent person.

slouch (noun)	incompetent (noun)
a stooping carriage in standing and walking	someone who is not competent to take effective action
an incompetent person; usually used in negative constructions

slouch (adjective)	incompetent (adjective)
	not qualified or suited for a purpose
	legally not qualified or sufficient
	not doing a good job
	not meeting requirements
	showing lack of skill or aptitude

slouch (verb)	incompetent (verb)
walk slovenly
assume a drooping posture or carriage