tchotchke vs young lady

tchotchke and young lady both are nouns.

Word	Noun	Adjective	Verb	Adverb
tchotchke	Yes	No	No	No
young lady	Yes	No	No	No

As nouns, young lady is a hypernym of tchotchke; that is, young lady is a word with a broader meaning than tchotchke:

Other hypernyms of tchotchke include fille, girl, miss, missy, young woman.

tchotchke (noun)	young lady (noun)
(Yiddish) an inexpensive showy trinket	a young female
(Yiddish) an attractive, unconventional woman