peacebreaker
noun
: a violator of peace or of the peace : a perpetrator of strife
international obligations to repress peacebreakers 
Contemporary Review
Contemporary Review- ectonephridium
- ectoparasite
- ectoparasites
- ectoparasitic
- ectoparasitisms
- ectophagous
- ectophloic
- ectophytes
- ectopias
- ectopic
- ectopic pregnancy
- ectopically
- ectopisteses
- ectopistesses
- ectoplasm
- ectoplasmic
- ectoplasms
- ectoplast
- ectoproct
- Ectoprocta
- ectoproctae
- ectoproctas
- ectoproctous
- ectoprocts
- Ectopterygota