braid vs coiffure

braid and coiffure both are nouns.

Word	Noun	Adjective	Verb	Adverb
braid	Yes	No	Yes	No
coiffure	Yes	No	Yes	No

As nouns, coiffure is a hypernym of braid; that is, coiffure is a word with a broader meaning than braid:

Other hypernyms of braid include coif, hair style, hairdo, hairstyle.

braid (noun)	coiffure (noun)
trimming used to decorate clothes or curtains	the arrangement of the hair (especially a woman's hair)
a hairdo formed by braiding or twisting the hair

braid (verb)	coiffure (verb)
form or weave into a braid or braids	arrange attractively
decorate with braids or ribbons
make by braiding or interlacing