cavalier hat vs hat

cavalier hat and hat both are nouns.

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

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

cavalier hat: a soft felt hat with a wide flexible brim
hat: headdress that protects the head from bad weather; has shaped crown and usually a brim

Other hypernyms of cavalier hat include chapeau, lid.

cavalier hat (noun)	hat (noun)
a soft felt hat with a wide flexible brim	an informal term for a person's role
	headdress that protects the head from bad weather; has shaped crown and usually a brim

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