assure vs cross-check

assure and cross-check both are verbs.

Word	Noun	Adjective	Verb	Adverb
assure	No	No	Yes	No
cross-check	No	No	Yes	No

As verbs, cross-check is a hyponym of assure; that is, cross-check is a word with a more specific, narrower meaning than assure:

Other hyponyms of assure include proof, proofread, control, double-check, cinch, card, spot-check, cover.

assure (verb)	cross-check (verb)
be careful or certain to do something; make certain of something	check out conflicting sources; crosscheck facts, for example
inform positively and with certainty and confidence
assure somebody of the truth of something with the intention of giving the listener confidence
make a promise or commitment
make certain of