hang up vs replace

hang up and replace both are verbs.

Word	Noun	Adjective	Verb	Adverb
hang up	No	No	Yes	No
replace	No	No	Yes	No

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

Other hypernyms of hang up include put back.

hang up (verb)	replace (verb)
interrupt a telephone conversation	substitute a person or thing for (another that is broken or inefficient or lost or no longer working or yielding what is expected)
put a telephone receiver back in its cradle	put something back where it belongs
cause to be hanging or suspended	put in the place of another; switch seemingly equivalent items
	take the place or move into the position of