sob vs cry

sob and cry both are nouns.

Word	Noun	Adjective	Verb	Adverb
sob	Yes	No	Yes	No
cry	Yes	No	Yes	No

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

Other hypernyms of sob include weep.

sob (noun)	cry (noun)
convulsive gasp made while weeping	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

sob (verb)	cry (verb)
weep convulsively	shed tears because of sadness, rage, or pain
	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