Preposition: of

• spirit: The flesh will murmur against you, but it will be bridled by fervor of spirit.

Adjective modifier

• patriotic: Beware the leader who bangs the drums of war in order to whip the citizenry into a patriotic fervor.

• revolutionary: The liberal critics of revolutionary fervor are right in their fear of tyranny in the name of the people.

• religious: The raw religious fervor of the alleged terrorist profiled is pushed right out front for all to see.

• spiritual: Never be lacking in zeal, but keep your spiritual fervor, serving the Lord.

• much: The conclusion of the election brings an end to much fervor.