Merriam-Webster's Collegiate® Dictionary, 11th Edition
ROUSE
I. verb (roused; rousing)
Etymology: Middle English, to shake the feathers
Date: 1531
transitive verb to cause to break from cover,
2. to stir up ; excite , to arouse from or as if from sleep or repose ; awaken , intransitive verb to become aroused ; awaken , to become stirred, rousement noun rouser noun
II. noun
Date: 1824
an act or instance of rousing,
III. noun
Etymology: alteration (from misdivision of to drink carouse) of carouse
Date: circa 1601
drink , toast , carousal