pipe up vs cry

pipe up is not a noun while cry is a noun.

Word	Noun	Adjective	Verb	Adverb
pipe up	No	No	Yes	No
cry	Yes	No	Yes	No

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

Other hypernyms of pipe up include call, holler, hollo, scream, shout, shout out, squall, yell.

pipe up (noun)	cry (noun)
	a loud utterance; often in protest or opposition
	a fit of weeping
	a slogan used to rally support for a cause
	a loud utterance of emotion (especially when inarticulate)
	the characteristic utterance of an animal

pipe up (verb)	cry (verb)
begin to play or sing	shed tears because of sadness, rage, or pain
utter a shrill cry	bring into a particular state by crying
	utter a sudden loud cry
	proclaim or announce in public
	utter a characteristic sound
	utter aloud; often with surprise, horror, or joy
	demand immediate action