kvetch vs Yiddish

kvetch and Yiddish both are nouns.

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

kvetch (noun)	Yiddish (noun)
(Yiddish) a nagging complaint	a dialect of High German including some Hebrew and other words; spoken in Europe as a vernacular by many Jews; written in the Hebrew script
(Yiddish) a constant complainer

kvetch (verb)	Yiddish (verb)
express complaints, discontent, displeasure, or unhappiness