the GNU version of the Collaborative International Dictionary of English
n. being easily excited.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. being easily excited
Word Usage
"The half-breed had not much excitableness in his nature, but when he saw this beautiful woman with a touch of the Indian in her contour, his pale face flushed, and he showed his set teeth under his slight moustache."