traumatophobia

noun
trau·​ma·​to·​pho·​bia | \ ˌtrȯ-mət-ə-ˈfō-bē-ə How to pronounce traumatophobia (audio) , ˌtrau̇- How to pronounce traumatophobia (audio) \

Medical Definition of traumatophobia

: excessive or disabling fear of war or physical injury usually resulting from experiences in combat