FERVENT

greatly emotional or zealous

characterized by intense emotion

SYN - ardent, fiery, impassioned, torid

"A fervent admirer"

"In the beginning they had a fervent relationship - which they both should have realized couldn't go on forever."

"What was scary was not that she had people who believe her, but that her followers were so fervent about her bid for the presidency."

"She didnt really agree with abortion, but she was no were near as fervent about it as these people."