rampageous

from WordNet (r) 3.0 (2006)

rampageous
    adj 1: displaying raging violence; often destructive; "the hot
           rampageous horses of my will"- W.H.Auden

from The Collaborative International Dictionary of English v.0.48

Rampageous \Ram*pa"geous\ (r[a^]m*p[=a]"j[u^]s), a.
   Characterized by violence and passion; unruly; rampant.
   [Prov. or Low]
   [1913 Webster]

         In the primitive ages of a rampageous antiquity.
                                                  --Galt.
   [1913 Webster]