bazaar vs craft fair

bazaar and craft fair both are nouns.

Word	Noun	Adjective	Verb	Adverb
bazaar	Yes	No	No	No
craft fair	Yes	No	No	No

As nouns, craft fair is a hyponym of bazaar; that is, craft fair is a word with a more specific, narrower meaning than bazaar:

Other hyponyms of bazaar include book fair, bookfair.

bazaar (noun)	craft fair (noun)
a sale of miscellany; often for charity	a fair at which objects made by craftsmen are offered for sale
a shop where a variety of goods are sold
a street of small shops (especially in Orient)