crying vs sniveling

crying and sniveling both are nouns.

Word	Noun	Adjective	Verb	Adverb
crying	Yes	Yes	No	No
sniveling	Yes	No	No	No

As nouns, sniveling is a hyponym of crying; that is, sniveling is a word with a more specific, narrower meaning than crying:

crying: the process of shedding tears (usually accompanied by sobs or other inarticulate sounds)
sniveling: whining in a tearful manner

Other hyponyms of crying include snivel, sob, sobbing, bawling, wailing.

crying (noun)	sniveling (noun)
the process of shedding tears (usually accompanied by sobs or other inarticulate sounds)	whining in a tearful manner

crying (adjective)	sniveling (adjective)
conspicuously and outrageously bad or reprehensible
demanding attention