Fervor: great warmth or earnestness of feeling; intense heat.
Fervid: intense, heated, or vehement in enthusiasm; intensely hot, burning, glowing.
Abortion rights groups are wasting no time in trying to rally support in the wake of last week's Supreme Court decision that upheld the constitutional right to abortion but permitted states to enact restrictions.
Fervid television commercials and newspaper advertisements, as well as strongly worded direct-mail appeals, are appearing that interpret the Court's narrowly decided verdict in the most apocalyptic terms.
—Stuart Elliott New York Times, July 7, 1992