| noun | (military) a tunnel dug to defeat similar activities by the enemy |
| verb | destroy property or hinder normal operations “The Resistance sabotaged railroad operations during the war” |
| verb | destroy enemy mines with one's own mines “We countermined the banks of the river” |
| countermine | verb | destroy enemy mines with one's own mines |
| sabotage | noun | a deliberate act of destruction or disruption in which equipment is damaged |
| countermine | noun | (military) a tunnel dug to defeat similar activities by the enemy |