execute vs executive

execute is not a noun while executive is a noun.

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

execute (noun)	executive (noun)
	persons who administer the law
	a person responsible for the administration of a business
	someone who manages a government agency or department

execute (adjective)	executive (adjective)
	having the function of carrying out plans or orders etc.

execute (verb)	executive (verb)
sign in the presence of witnesses
put in effect
carry out or perform an action
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