Fetching details from the dictionary...

tearing up and discarding (e.g. documents); destruction
annulment; cancellation; abrogation; voiding; breaking (e.g. a treaty)
reversal (of an original ruling on appeal); quashing
機密文書の破毀が命じられたが一部が流出した。
Destruction of classified documents was ordered, but some leaked.
裁判所は原判決の破毀を言い渡した。
The court pronounced the reversal of the original verdict.
契約の破毀により多額の違約金が発生した。
The nullification of the contract resulted in a large penalty.