comprehend vs latch on

comprehend and latch on both are verbs.

Word	Noun	Adjective	Verb	Adverb
comprehend	No	No	Yes	No
latch on	No	No	Yes	No

As verbs, latch on is a hyponym of comprehend; that is, latch on is a word with a more specific, narrower meaning than comprehend:

Other hyponyms of comprehend include figure, catch on, cotton on, get it, get onto, get wise, tumble, twig, intuit, digest.

comprehend (verb)	latch on (verb)
get the meaning of something	understand, usually after some initial difficulty
to become aware of through the senses	adopt
include in scope; include as part of something broader; have as one's sphere or territory	take hold of or attach to