shì​bù​liǎng​lì

irreconcilable

Senses

势不两立/ 勢不兩立 shì​bù​liǎng​lì irreconcilable

(idiom) the two cannot exist together; used to describe a situation where two parties are so opposed that they cannot coexist or reach a compromise

References

antonym 亲如手足/親如手足 势不两立/勢不兩立
synonym 誓不两立/誓不兩立 势不两立/勢不兩立