1. intransitive verb. crazy; mentally challenged; mentally ill 
                   
                   
                  
               
               Moomsa łgu 'yuuta gwii. That young man is mentally ill. 
                  
                  
Image from Print Artist Platinum software, version 23, Bonus Graphics CD.
                  
Image from Print Artist software, version 23, Bonus Graphics CD.
                  
               3. intransitive verb. crippled