genius vs sensation

genius and sensation both are nouns.

Word	Noun	Adjective	Verb	Adverb
genius	Yes	No	No	No
sensation	Yes	No	No	No

As nouns, genius and sensation are synonyms defined as:

Other synonyms of genius include ace, adept, champion, hotshot, maven, mavin, star, superstar, virtuoso, whiz, whizz, wiz, wizard.

genius (noun)	sensation (noun)
exceptional creative ability	an unelaborated elementary awareness of stimulation
a natural talent	the faculty through which the external world is apprehended
unusual mental ability	a general feeling of excitement and heightened interest
someone who has exceptional intellectual ability and originality	someone who is dazzlingly skilled in any field
someone who is dazzlingly skilled in any field	a state of widespread public excitement and interest