come to grips vs handle

come to grips is not a noun while handle is a noun.

Word	Noun	Adjective	Verb	Adverb
come to grips	No	No	Yes	No
handle	Yes	No	Yes	No

As verbs, handle is a hypernym of come to grips; that is, handle is a word with a broader meaning than come to grips:

Other hypernyms of come to grips include care, deal, manage.

come to grips (noun)	handle (noun)
	the appendage to an object that is designed to be held in order to use or move it

come to grips (verb)	handle (verb)
deal with (a problem or a subject)	act on verbally or in some form of artistic expression
	touch, lift, or hold with the hands
	handle effectively
	show and train
	be in charge of, act on, or dispose of
	interact in a certain way