fervor vs excitement

fervor and excitement both are nouns.

Word	Noun	Adjective	Verb	Adverb
fervor	Yes	No	No	No
excitement	Yes	No	No	No

As nouns, fervor and excitement are synonyms defined as:

fervor and excitement: the state of being emotionally aroused and worked up

Other synonyms of fervor include excitation, fervour, inflammation.

fervor (noun)	excitement (noun)
feelings of great warmth and intensity	something that agitates and arouses
the state of being emotionally aroused and worked up	disturbance usually in protest
	the feeling of lively and cheerful joy
	the state of being emotionally aroused and worked up