UNDERMINED Synonyms: 98 Similar and Opposite Words

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

Relevance

Dissimilar Words

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of undermined Her crime undermined and endangered legitimate nonprofit organizations that rely on donations and taxpayers' funds to carry out necessary and important charitable work. —

Anthony Bettin, CBS News, 19 May 2026 But Dennis has also undermined another ESPN property, the WNBA, by openly rooting against Caitlin Clark’s fans. —

Bobby Burack Outkick, FOXNews.com, 15 May 2026 Phillips offered some insight into how the deal came together and said negotiations never undermined the ACC’s current TV contracts. —

Mark Long, Chicago Tribune, 14 May 2026 The city effectively undermined its own local control. —

The Editorial Board, Oc Register, 13 May 2026 This has undermined its credibility among investors too. —

Holly Ellyatt, CNBC, 12 May 2026 But that case has been undermined by performances all season. —

Oliver Kay, New York Times, 11 May 2026 In the process, delivery apps shifted consumer behavior and undermined a longstanding and once-sustainable business model. —

Shannon Keating, Time, 8 May 2026 And while the law largely governs toxins, the rollback has also undermined action on climate change, including repealing the legal theory used to classify greenhouse gas emissions like carbon dioxide as regulated pollutants. —

Mark Olalde, ProPublica, 8 May 2026

Recent Examples of Synonyms for undermined

Verb

However, when the researchers adjusted the findings for other factors that can affect risk for the conditions, known as confounders — such as genetic and familial influences and the reasons for taking antidepressants — most links significantly weakened or disappeared.

— Kristen Rogers, CNN Money, 14 May 2026
Starmer’s authority weakened after Labor’s poor performance in recent elections, blamed on policy missteps, economic struggles, and the prime minister’s controversial decisions, including appointing an ambassador with ties to Jeffrey Epstein.

— Pan Pylas, Los Angeles Times, 13 May 2026