excitement vs sensation

excitement and sensation both are nouns.

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

As nouns, sensation is a hyponym of excitement; that is, sensation is a word with a more specific, narrower meaning than excitement:

Other hyponyms of excitement include fever, fever pitch, feverishness.

excitement (noun)	sensation (noun)
something that agitates and arouses	an unelaborated elementary awareness of stimulation
disturbance usually in protest	the faculty through which the external world is apprehended
the feeling of lively and cheerful joy	a general feeling of excitement and heightened interest
the state of being emotionally aroused and worked up	someone who is dazzlingly skilled in any field
	a state of widespread public excitement and interest