illusionist vs diviner

illusionist and diviner both are nouns.

Word	Noun	Adjective	Verb	Adverb
illusionist	Yes	No	No	No
diviner	Yes	No	No	No

As nouns, diviner is a hyponym of illusionist; that is, diviner is a word with a more specific, narrower meaning than illusionist:

illusionist: a person with unusual powers of foresight
diviner: someone who claims to discover hidden knowledge with the aid of supernatural powers

Other hyponyms of illusionist include anticipant, anticipator, fantast, futurist, forecaster, predictor, prognosticator, soothsayer.

illusionist (noun)	diviner (noun)
a person with unusual powers of foresight	someone who claims to discover hidden knowledge with the aid of supernatural powers
someone who performs magic tricks to amuse an audience