send for vs rally

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

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

As verbs, rally is a hyponym of send for; that is, rally 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, muster, hail, summon, call up, mobilise, mobilize.

send for (noun)	rally (noun)
	(sports) an unbroken sequence of several successive strokes
	the feat of mustering strength for a renewed effort
	an automobile race run over public roads
	a large gathering of people intended to arouse enthusiasm
	a marked recovery of strength or spirits during an illness

send for (verb)	rally (verb)
order, request, or command to come	return to a former condition
	harass with persistent criticism or carping
	call to arms; of military personnel
	gather
	gather or bring together