braid vs coif

braid and coif both are nouns.

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

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

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

braid (noun)	coif (noun)
trimming used to decorate clothes or curtains	a skullcap worn by nuns under a veil or by soldiers under a hood of mail or formerly by British sergeants-at-law
a hairdo formed by braiding or twisting the hair	the arrangement of the hair (especially a woman's hair)

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