execute vs stunt

execute is not a noun while stunt is a noun.

Word	Noun	Adjective	Verb	Adverb
execute	No	No	Yes	No
stunt	Yes	No	Yes	No

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

execute (noun)	stunt (noun)
	a difficult or unusual or dangerous feat; usually done to gain attention
	a creature (especially a whale) that has been prevented from attaining full growth

execute (verb)	stunt (verb)
sign in the presence of witnesses	perform a stunt or stunts
put in effect	to look good
carry out or perform an action	check the growth or development of
kill as a means of socially sanctioned punishment
murder in a planned fashion
carry out the legalities of
carry out a process or program, as on a computer or a machine