excitation vs rousing

excitation and rousing both are nouns.

Word	Noun	Adjective	Verb	Adverb
excitation	Yes	No	No	No
rousing	Yes	Yes	No	No

As nouns, rousing is a hypernym of excitation; that is, rousing is a word with a broader meaning than excitation:

Other hypernyms of excitation include arousal.

excitation (noun)	rousing (noun)
something that agitates and arouses	the act of arousing
the neural or electrical arousal of an organ or muscle or gland
the state of being emotionally aroused and worked up

excitation (adjective)	rousing (adjective)
	rousing to activity or heightened action as by spurring or goading
	capable of arousing enthusiasm or excitement