intuition vs notion

intuition and notion both are nouns.

Word	Noun	Adjective	Verb	Adverb
intuition	Yes	No	No	No
notion	Yes	No	No	No

As nouns, notion is a hypernym of intuition; that is, notion is a word with a broader meaning than intuition:

Other hypernyms of intuition include belief, feeling, impression, opinion.

intuition (noun)	notion (noun)
instinctive knowing (without the use of rational processes)	(usually plural) small personal articles or clothing or sewing items
an impression that something might be the case	a general inclusive concept
	an odd or fanciful or capricious idea
	a vague idea in which some confidence is placed