coif vs groom

coif and groom both are nouns.

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

As verbs, groom is a hypernym of coif; that is, groom is a word with a broader meaning than coif:

Other hypernyms of coif include neaten.

coif (noun)	groom (noun)
a skullcap worn by nuns under a veil or by soldiers under a hood of mail or formerly by British sergeants-at-law	a man who has recently been married
the arrangement of the hair (especially a woman's hair)	someone employed in a stable to take care of the horses
	a man participant in his own marriage ceremony

coif (verb)	groom (verb)
arrange attractively	care for one's external appearance
cover with a coif	give a neat appearance to
	educate for a future role or function