check over vs look into

check over and look into both are verbs.

Word	Noun	Adjective	Verb	Adverb
check over	No	No	Yes	No
look into	No	No	Yes	No

As verbs, check over and look into are synonyms defined as:

check over and look into: examine so as to determine accuracy, quality, or condition

Other synonyms of check over include check, check into, check out, check up on, go over, suss out.

check over (verb)	look into (verb)
examine so as to determine accuracy, quality, or condition	examine so as to determine accuracy, quality, or condition
	investigate scientifically