i Register
In some senses, excitive is marked as archaic. Watch for register when choosing this word.
adj
excited
Our own sense of danger, together with the imaginative effect wrought upon our excitive minds by the dancing candlelight and the awesome shadows of the still house, gave a strange relish to our childhood reading.
Serving or tending to excite; excitative.
What I have denominated the common excitive fever, is a febrile affection common to almost every climate, but particularly to that of Great Britain […]
noun
That which excites; an excitant.