cry vs pipe up

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

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

As verbs, pipe up is a hyponym of cry; that is, pipe up is a word with a more specific, narrower meaning than cry:

cry (noun)	pipe up (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

cry (verb)	pipe up (verb)
shed tears because of sadness, rage, or pain	begin to play or sing
bring into a particular state by crying	utter a shrill cry
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