war crime 
noun
An act carried out during the conduct of a war that violates accepted international rules of war.During the Rwanda genocide, rape as a war crime received extensive international media coverage....
- The sex slave system of the Japanese army has already been branded a brutal war crime on the international level.
- It is the kind of war that the Nuremberg tribunal deemed the principal war crime carried out by the Nazis.
Derivatives
war criminal
- Why would an American peacemaker sign a treaty with a war criminal?
- They've managed to paint the war hero as a war criminal, and it took him weeks and weeks to respond.
- His name arouses indignation among the Arab peoples and his military record defines him as a war criminal.
- unpersuadable
- unpersuadably
- unpersuaded
- unpersuadedness
- unpersuasion
- unpersuasive
- unpersuasively
- unpertaining
- unpertinent
- unperturbed
- unperturbedly
- unperturbedness
- unperused
- unpervaded
- unperverse
- unpervert
- unperverted
- unpestered
- unpetitioned
- unpetrified
- unpetrify
- unpetticoated
- unphilanthropic
- unphilosopher
- unphilosophic