inhibit vs impede

inhibit and impede both are verbs.

Word	Noun	Adjective	Verb	Adverb
inhibit	No	No	Yes	No
impede	No	No	Yes	No

As verbs, impede is a hypernym of inhibit; that is, impede is a word with a broader meaning than inhibit:

Other hypernyms of inhibit include hinder.

inhibit (verb)	impede (verb)
prohibit, forbid, or prevent from doing something	block passage through
make (someone) self-conscious and as a result unable to act naturally	be a hindrance or obstacle to
consciously restrain from showing; of emotions, desires, impulses, or behavior
limit, block, or decrease the action or function of