IPA: /ˈræmpeɪdʒər/
KK: /ˈræmpeɪdʒər/
A person who behaves violently or destructively, often causing chaos or damage.
The rampager broke windows and overturned cars during the protest.
This word originates from the English word 'rampage', which is derived from the French 'rampage', meaning a violent or frenzied outbreak. The suffix '-er' indicates a person who performs an action. Therefore, 'rampager' refers to a person who engages in a violent or frenzied outbreak.
Think of someone who is causing a 'violent outbreak' ('rampage') — the '-er' just means a person doing that action. A rampager is someone who is actively involved in that chaos.