whine vs kvetch

whine and kvetch both are nouns.

Word	Noun	Adjective	Verb	Adverb
whine	Yes	No	Yes	No
kvetch	Yes	No	Yes	No

As verbs, kvetch is a hypernym of whine; that is, kvetch is a word with a broader meaning than whine:

Other hypernyms of whine include complain, kick, plain, quetch, sound off.

whine (noun)	kvetch (noun)
a complaint uttered in a plaintive whining way	(Yiddish) a nagging complaint
	(Yiddish) a constant complainer

whine (verb)	kvetch (verb)
complain whiningly	express complaints, discontent, displeasure, or unhappiness
talk in a tearful manner
move with a whining sound
make a high-pitched, screeching noise