noun
A tear or rip caused by something catching and pulling, such as a hook or a sharp object. Often used for fabric or clothing.
セーターにかぎ裂きができてしまった。
I got a rip in my sweater.
かぎ裂きを直すのに手間がかかった。
It took a lot of work to mend the tear.
破れ is a general tear or rip, while かぎ裂き specifically implies a tear caused by something hooking or snagging.
Compound of かぎ (hook) and 裂き (tearing), from 裂く (to tear).