handle vs comprehend

handle is a noun but comprehend is not a noun.

Word	Noun	Adjective	Verb	Adverb
handle	Yes	No	Yes	No
comprehend	No	No	Yes	No

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

handle (verb)	comprehend (verb)
act on verbally or in some form of artistic expression	get the meaning of something
touch, lift, or hold with the hands	to become aware of through the senses
handle effectively	include in scope; include as part of something broader; have as one's sphere or territory
show and train
be in charge of, act on, or dispose of
interact in a certain way