impassioned vs perfervid

impassioned and perfervid both are adjectives.

Word	Noun	Adjective	Verb	Adverb
impassioned	No	Yes	No	No
perfervid	No	Yes	No	No

As adjectives, impassioned and perfervid are synonyms defined as:

Other synonyms of impassioned include ardent, fervent, fervid, fiery, torrid.

impassioned (adjective)	perfervid (adjective)
characterized by intense emotion	characterized by intense emotion