send for vs muster

send for is not a noun while muster is a noun.

Word	Noun	Adjective	Verb	Adverb
send for	No	No	Yes	No
muster	Yes	No	Yes	No

As verbs, muster is a hyponym of send for; that is, muster is a word with a more specific, narrower meaning than send for:

Other hyponyms of send for include cite, summon, summons, beep, call back, recall, call in, lift, hail, summon, call up, mobilise, mobilize, rally.

send for (noun)	muster (noun)
	compulsory military service
	a gathering of military personnel for duty

send for (verb)	muster (verb)
order, request, or command to come	call to duty, military service, jury duty, etc.
	gather or bring together