罅割れる

ひびわれる【罅割れる】

crack; get [be] cracked; develop a crack; get a crack 《in it》.

●日が当たって地面がひび割れていた. The ground had been cracked by the sun.

・両国の関係は完全にひび割れてしまった. A deep rift developed between the two countries.