ひび

crack

noun Rare #36,299
crack A fine line or split in a hard surface, such as glass or ceramic; also used figuratively for a rift or flaw in a relationship or a person's heart.
JA: 窓ガラスにひびが入った。
EN: A crack appeared in the window glass.

不幸の原因は鏡のひびでなく心のひびです

The cause of unhappiness isn’t a crack in the mirror, but a crack in the heart.

— サスペリア (1977)

その茶碗にはひびがある。

That bowl has a crack in it.