打うち壊こわす

1. 1to destroy ; to break (by striking) ; to smash (to pieces) ; to knock down Translated by Jiyomi
2. 2to ruin (e.g. a plan) ; to wreck ; to do away with (an old custom, ideology, etc.) ; to overthrow (a system) ; to dismantle

Other writings and readings

JMdict entry 2859185. Source and licence.