manicure vs groom

manicure and groom both are nouns.

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

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

Other hypernyms of manicure include neaten.

manicure (noun)	groom (noun)
professional care for the hands and fingernails	a man who has recently been married
	someone employed in a stable to take care of the horses
	a man participant in his own marriage ceremony

manicure (verb)	groom (verb)
care for (one's hand) by cutting and shaping the nails, etc.	care for one's external appearance
trim carefully and neatly	give a neat appearance to
	educate for a future role or function