bimbo vs young lady

bimbo and young lady both are nouns.

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

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

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

bimbo (noun)	young lady (noun)
a young woman indulged by rich and powerful older men	a young female