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U/Undermine
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Visual memory aid for Undermine

Undermine

To weaken, damage, or undercut something, especially gradually or covertly.

verb
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Imagine This

Picture a fortress standing firm. Secret tunnels are being dug beneath its walls. Over time, the weight above is no longer supported, and the fortress begins to crumble from below without anyone realizing who caused it.

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Sounds Like

uhn-DER-mine

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Looks Like

Under + mine (a mine located under something)

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Remember This

Literal sense: to mine under something. Figurative use: to erode someone's authority, confidence, or system by covert means.

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Other Forms

underminedverb (past tense)
underminesverb (present)
underminingverb (gerund/participle)
underminernoun
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Connect With

weaken, subvert, sabotage, undercut, erode

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Note

Often used with abstract nouns like authority, confidence, or credibility. Not to be confused with 'undone' or 'undergo'.

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Study Deeper

Examples
  • The constant scandals undermined public trust in the government.
  • Her colleagues warned that the new policy would undermine the company's ethical standards.
Synonyms
weakensubvertsabotageundercuterode
Antonyms
strengthenbolstersupport
Etymology

From under- (beneath) + mine (a tunnel dug to hollow out or undermine). The figurative sense developed in the early modern period.

Mnemonic

Under mine: imagine a tunnel being dug beneath a building; the base is weakened and the structure is undermined.