Pummel (verb)

1. To strike repeatedly and violently with the fists, feet, or any blunt instrument; to pound or batter.
2. To subject to a severe beating.

Origin:

From german pummeln, from middle low german pummel, from pummel ("fis.t")

Examples:

1. The boxer pummeled his opponent with a flurry of punches.
2. The angry mob pummeled the thief until he was unconscious.
3. The waves pummeled the shore relentlessly.
4. He pummeled the dough with his fists to release the air bubbles.
5. The wind pummeled the tent all night long.