string up vs execute

string up and execute both are verbs.

Word	Noun	Adjective	Verb	Adverb
string up	No	No	Yes	No
execute	No	No	Yes	No

As verbs, execute is a hypernym of string up; that is, execute is a word with a broader meaning than string up:

Other hypernyms of string up include put to death.

string up (verb)	execute (verb)
add as if on a string	sign in the presence of witnesses
kill by hanging	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