In obsolete|lang=en terms the difference between consult and check
is that
consult is (obsolete): to bring about by counsel or contrivance; to devise; to contrive while
check is (obsolete) to clash or interfere.
In us|lang=en terms the difference between consult and check
is that
consult is (us): a visit, eg to a doctor; a consultation while
check is (us) a bill, particularly in a restaurant.
As nouns the difference between consult and check
is that
consult is (obsolete): the act of consulting or deliberating; consultation; also, the result of consultation; determination; decision while
check is (chess) a situation in which the king is directly threatened by an opposing piece or
check can be (textiles|usually|pluralized) a pattern made up of a grid of squares of alternating colors; a checkered pattern.
As verbs the difference between consult and check
is that
consult is to seek the opinion or advice of another; to take counsel; to deliberate together; to confer while
check is to inspect; to examine.