決裂 けつれつ
ketsuretsu

Noun
Suru Verb

1. breakdown (of talks, negotiations, etc.); breaking off; rupture

Intransitive
交渉 こうしょう決裂 けつれつ戦争 せんそう こすことになるだろう。
kōshōno ketsuretsuwa sensōo hikiokosu kotoni narudarō.
A breakdown in the negotiations will mean war.