trample

[1]	trample on/upon , tramp (on/upon) , stamp (on) , tread (on) , step on , crush , press , squash , flatten , (Colloq) stomp (on/upon) , squish , squush/squoosh
[2]	trample on/upon , tread , violate , damage , harm , hurt , infringe/encroach on , ride roughshod over , set at naught , scorn , contemn , disdain , defy , disregard , ignore , fly in the face of , fling/cast/throw to the winds
[3]	trample out , trample down , trample underfoot , stamp out , extinguish , put out , destroy , crush , break down
[4]	tramp down , tread down

[1]

trampling