bolero hat vs hat

bolero hat and hat both are nouns.

Word	Noun	Adjective	Verb	Adverb
bolero hat	Yes	No	No	No
hat	Yes	No	Yes	No

As nouns, hat is a hypernym of bolero hat; that is, hat is a word with a broader meaning than bolero hat:

bolero hat: A spanish hat with wide, flat brim and flat top, usually made of black felt.
hat: headdress that protects the head from bad weather; has shaped crown and usually a brim

Other hypernyms of bolero hat include chapeau, lid.

bolero hat (noun)	hat (noun)
A spanish hat with wide, flat brim and flat top, usually made of black felt.	an informal term for a person's role
	headdress that protects the head from bad weather; has shaped crown and usually a brim

bolero hat (verb)	hat (verb)
	put on or wear a hat
	furnish with a hat