rampant

adj. behaving wildly, moving about furiously; prevailing, abundant

Adjective
1. unrestrained and violent; "rampant aggression"
(similar) uncontrolled
2. rearing on left hind leg with forelegs elevated and head usually in profile; "a lion rampant"
(synonym) rampant(ip), rearing
(similar) erect, vertical, upright
(classification) heraldry

adj. creeping, crawling, rampant, servile

n. creeper, trailer, trail

v. creep, crawl, trail

(v.)
Rising with fore paws in the air as if attacking; -- said of a beast of prey, especially a lion. The right fore leg and right hind leg should be raised higher than the left.
  

(v.)
Ramping; leaping; springing; rearing upon the hind legs; hence, raging; furious.
  

(v.)
Ascending; climbing; rank in growth; exuberant.
  

     mantrap