1. (noun) someone who attacks

• assailant
• assaulter
• attacker

1. (noun) someone who attacks

• ambusher
• avenger
• retaliator
• beast
• brute
• savage
• wildcat
• wolf
• bludgeoner
• bully
• hooligan
• roughneck
• rowdy
• ruffian
• tough
• yob
• yobbo
• yobo
• harasser
• harrier
• iconoclast
• lapidator
• stoner
• marauder
• piranha
• predator
• vulture
• night rider
• nightrider
• raper
• rapist
• shedder
• spiller
• slasher
• stabber

1. (noun) someone who attacks

• offender
• wrongdoer

2. (noun) a confident assertive person who acts as instigator

• initiator
• instigator

1. (noun) someone who attacks

• aggress
• aggress
• attack
• attack
• assail
• assail
• assail
• assault
• assault
• assault
• attack
• attack
• attack
• lash out
• lash out
• lash out
• round
• round
• round
• snipe
• snipe
• snipe
• assail
• assail
• attack
• attack
• assail
• assail
• assail
• assault
• assault
• assault
• attack
• attack
• attack
• set on
• set on
• set on
• attack
• attack