noun
An intense, heated emotion; passion, ardor.
The coach trains his water polo team with fervor.
A passionate enthusiasm for some cause.
Heat.
ADJ.
great, religious, unparalleled
VERB + FERVOR
studies
FERVOR + NOUN
life, sciences
PREP.
with
noun — feelings of great warmth and intensity
noun — the state of being emotionally aroused and worked up
Their religious fervor was unparalleled.
He studies with great fervor the life sciences.
When he went to Russia, his revolutionary fervor emerged.
i Register
In some senses, fervor is marked as US. Watch for register when choosing this word.