- sabotage, undermine, countermine, counteract, subvert, weaken - destroy property or hinder normal operations; "The Resistance sabotaged railroad operations during the war"
--1 is one way to disobey
Sample sentence:
Somebody ----s something
- cave, undermine - hollow out as if making a cave or opening; "The river was caving the banks"
--2 is one way to hollow, hollow out, core out
Sample sentences:
Somebody ----s something
Something ----s something