grok vs latch on

grok and latch on both are verbs.

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

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

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

grok (verb)	latch on (verb)
get the meaning of something	understand, usually after some initial difficulty
	adopt
	take hold of or attach to