The Collaborative International Dictionary
                    drowsihead
                    
                        
                
                                                                    drowsihead \drow"si*head\, n.
   Drowsiness. [archaic] 
--Thomson.
Wiktionary
                    drowsihead
                    
                        
                
                                                                    n. (context obsolete English) drowsiness
Usage examples of "drowsihead".
He can barely mean, that a condition of drowsihead is other than providently warned by laughter of friends.