Assault (noun)

1. A physical attack on someone.
2. An unlawful attempt or threat to inflict harm on someone.
3. A military attack on a fortified place.

Origin:

Middle english: from old french asaut, from late latin assaltus, from assalire "to attack", from ad- "to" + salire "to leap".

Examples:

1. He was arrested for assault on a police officer.
2. The victim was left with bruises from the assault.
3. The assault on the city was brutal and unforgiving.
4. He was charged with assault after hitting his girlfriend.
5. The soldiers were trained for urban assaults.