ardent vs fervent

ardent and fervent both are adjectives.

Word	Noun	Adjective	Verb	Adverb
ardent	No	Yes	No	No
fervent	No	Yes	No	No

As adjectives, ardent and fervent are synonyms defined as:

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

ardent (adjective)	fervent (adjective)
glowing or shining like fire	(archaic) extremely hot, burning, or glowing
characterized by strong enthusiasm	characterized by intense emotion
characterized by intense emotion