Searching for synonyms for undermine? Here’s some similar words from our thesaurus you can use instead.

• “The Resistance sabotaged railroad operations during the war“

Synonyms

• sabotage destroy property or hinder normal operations; a deliberate act of destruction or disruption in which equipment is damaged
• countermine (military) a tunnel dug to defeat similar activities by the enemy ; destroy property or hinder normal operations; destroy enemy mines with one’s own mines
• counteract act in opposition to ; oppose or check by a counteraction ; oppose and mitigate the effects of by contrary actions; destroy property or hinder normal operations
• subvert cause the downfall of; corrupt morally or by intemperance or sensuality; destroy property or hinder normal operations; destroy completely
• weaken lessen the strength of; become weaker; destroy property or hinder normal operations; reduce the level or intensity or size or scope of; lessen in force or effect

• “The river was caving the banks“

Synonyms

• cave a geological formation consisting of an underground enclosure with access from the surface of the ground or from the sea ; hollow out as if making a cave or opening; explore natural caves