Nouns

(n)pommela handgrip that a gymnast uses when performing exercises on a pommel horse
(n)pommel, saddlebowhandgrip formed by the raised front part of a saddle
(n)knob, pommelan ornament in the shape of a ball on the hilt of a sword or dagger

Verbs

(v)pummel, pommel, biffstrike, usually with the fist“The pedestrians pummeled the demonstrators”