adj. having slow or confused reactions, as if in a stupor; groggy
The Century Dictionary and Cyclopedia
Characterized by stupor; having stupor as a conspicuous symptom.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. stunned or confused and slow to react (as from blows or drunkenness or exhaustion)
Word Usage
"A heavy drinker may have been rousable, but would have been "stuporous," unlikely to have the coordination necessary to carry out three murders involving multiple stabbings and bludgeonings."