keep in line vs handle

keep in line is not a noun while handle is a noun.

Word	Noun	Adjective	Verb	Adverb
keep in line	No	No	Yes	No
handle	Yes	No	Yes	No

As verbs, handle is a hyponym of keep in line; that is, handle is a word with a more specific, narrower meaning than keep in line:

keep in line: maintain influence over (others or oneself) skillfully, usually to one's advantage
handle: show and train

Other hyponyms of keep in line include tease, ingratiate.

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

keep in line (verb)	handle (verb)
maintain influence over (others or oneself) skillfully, usually to one's advantage	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