nervous vs excitable

nervous and excitable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
nervous	No	Yes	No	No
excitable	No	Yes	No	No

nervous (adjective)	excitable (adjective)
of or relating to the nervous system	easily excited
unpredictably excitable (especially of horses)	capable of responding to stimuli
excited in anticipation
easily agitated
causing or fraught with or showing anxiety