Answer: rammer

AnswerCrossword Clue
RAMMERPile driver, e.g.
RAMMERDemolition derby entrant
RAMMERBumper car, at times
RAMMERWrecking ball, e.g.
RAMMERBroadside attacker
RAMMERDoor buster
RAMMERBattering device.
RAMMEROld warship's weapon.
RAMMERRod for a rifle
RAMMERRod for a cannoneer
RAMMERButter
RAMMERPowerful tool for compaction
rammerone that rams (to thrust roughly with force)