impose vs clamp

impose is not a noun while clamp is a noun.

Word	Noun	Adjective	Verb	Adverb
impose	No	No	Yes	No
clamp	Yes	No	Yes	No

As verbs, clamp is a hyponym of impose; that is, clamp is a word with a more specific, narrower meaning than impose:

Other hyponyms of impose include dictate, order, prescribe, intrude, obtrude, give, foist.

impose (noun)	clamp (noun)
	a device (generally used by carpenters) that holds things firmly together

impose (verb)	clamp (verb)
impose something unpleasant	impose or inflict forcefully
impose and collect	fasten or fix with a clamp
compel to behave in a certain way