1To tear or rip something (paper, cloth, etc.) by pulling or applying force, creating a hole or split — a transitive verb describing the physical act of ripping.
うっかり大事な書類を破いてしまった。
I accidentally tore an important document.
子供が絵本のページを破いて遊んでいた。
The child was playing by tearing the pages of the picture book.
彼はズボンを釘に引っ掛けて破いてしまった。
He caught his pants on a nail and tore them.
怒りに任せて手紙を破いて捨てた。
Fueled by anger, he tore up the letter and threw it away.