SPOILING
ppr. 1. Plundering; pillaging; corrupting; rendering useless. 2. Wasting; decaying.
n.Plunder; waste.
spoiling tactics
spoil |ing tac |tics ▶plural noun a strategy designed to obstruct or prevent the success of a project, opponent, etc.: the home side, frustrated by the Wasps' strong defence, resorted to spoiling tactics.