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1.
adjective. wildly zealous

a portmanteau of “feverish” and “fervent”, unintentionally coined by Louis Motamedi of The David Pakman Show
“It seems like the only people who are going to vote for Rand Paul are that small libertarian section of the Republican party, and they're very passionate and feverent, and they support him with every fiber of their being.”
by any number of fans May 08, 2014