thinker vs intellect

thinker and intellect both are nouns.

Word	Noun	Adjective	Verb	Adverb
thinker	Yes	No	No	No
intellect	Yes	No	No	No

As nouns, intellect is a hypernym of thinker; that is, intellect is a word with a broader meaning than thinker:

Other hypernyms of thinker include intellectual.

As nouns, intellect is a hypernym of thinker; that is, intellect is a word with a broader meaning than thinker:

thinker: someone who exercises the mind (usually in an effort to reach a decision)
intellect: a person who uses the mind creatively

Other hypernyms of thinker include intellectual.

thinker (noun)	intellect (noun)
an important intellectual	the capacity for rational thought or inference or discrimination
someone who exercises the mind (usually in an effort to reach a decision)	knowledge and intellectual ability
	a person who uses the mind creatively