Synonyms of undermined

undermined

verb

past tense of undermine

as in weakened

to make (someone or something) weaker or less effective usually in a secret or gradual way

She tried to undermine my authority by complaining about me to my boss.

The events of the past year have undermined people's confidence in the government.

Related Words

• weakened
• eroded
• damaged
• impaired
• compromised
• deteriorated
• destroyed
• hurt
• injured
• crippled
• harmed
• enfeebled
• flawed
• marred
• enervated
• shattered
• vitiated
• spoiled
• disfigured
• defaced
• crossed (up)
• tarnished
• wore (away)
• blemished
• broke
• ruined
• bloodied
• crabbed
• washed out
• scoured
• blighted
• dented
• wounded
• wrecked
• endamaged
• demolished
• botched
• tortured
• hamstrung
• disabled
• lacerated
• devastated
• mutilated
• tormented
• decimated
• dinged
• crushed
• mangled
• annihilated
• wasted
• battered
• smashed
• maimed
• dinted
• pulverized
• wiped out
• gummed (up)
• queered
• razed
• clobbered
• lamed
• dashed
• totaled
• bashed
• tore down
• desolated
• scourged
• did in
• banged up

Dissimilar Words

• helped
• cured
• remedied
• rehabilitated
• rectified
• healed
• revised
• improved
• edited
• enhanced
• remodeled
• enriched
• refined
• perfected
• ameliorated
• bettered
• repaired
• rebuilt
• fixed
• reconstructed
• renovated
• mended
• patched
• revamped
• doctored
• reconditioned
• meliorated

Example Sentences

Recent Examples of undermined

The scandals involving Andrew Mountbatten-Windsor have undermined the reputation of the monarchy, and the King, still receiving cancer treatment, needs family support as never before. — The Week Uk, TheWeek, 28 Aug. 2026

This strategic move undermined the Nazis’ ability to use the monarchy to legitimize their occupation. — Giorgia Olivieri, Vanity Fair, 28 Aug. 2026

Defense lawyers have argued that the CIA’s treatment of Mohammed undermined the voluntariness of his later statements to the FBI, even though those interrogations took place after he was transferred to Guantanamo Bay. — Rena Rowe, The Washington Examiner, 28 Aug. 2026

The failure to overthrow Iran’s regime or destroy its nuclear program, meanwhile, has undermined faith in the United States’ ability to project power effectively. — Mark Sappenfield, Christian Science Monitor, 27 Aug. 2026

Ukraine's access to Starlink is the main reason for the early successes of its middle-strike drone campaign, which caught Russian forces off guard and undermined their logistics lines earlier this year. — ABC News, 26 Aug. 2026

Ukraine’s access to Starlink is the main reason for the early successes of its middle-strike drone campaign, which caught Russian forces off guard and undermined their logistics lines earlier this year. — Los Angeles Times, 26 Aug. 2026

Root remains a beacon of hope for England but the trouble is supporters have heard about a desire to build an improved culture so many times before only to see all the admirable words undermined by the players’ deeds. — Paul Newman, New York Times, 25 Aug. 2026

Iran’s closure of the Strait of Hormuz has also undermined Iraqi oil exports, though Abu Dhabi’s ADNOC has helped get some through the chokepoint. — Dominic Dudley, semafor.com, 21 Aug. 2026