UNDERMOST Synonyms: 32 Similar and Opposite Words

undermost

adjective

ˈən-dər-ˌmōst

Definition of undermost

as in lower

of, relating to, or located at the bottom the undermost layer of the mattress filling should provide firm back support

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Example Sentences

Recent Examples of Synonyms for undermost

Adjective

Despite those lower court rulings, the practice has continued nationally, said Gregory Chen, the senior director of government relations for the Immigration Lawyers Association.

— Seth Klamann, Denver Post, 3 Sep. 2025
And ultimately, the Supreme Court overruled those lower court rulings and did declare the embryos as children qualifying under the wrongful death statute.

— Dana Taylor, USA TODAY, 1 Mar. 2024

Definition of lower

Adjective

The real-time nature of both SCR and SCMP, which was already in place in the bottom two EFL divisions, enables greater transparency and swift repercussions should clubs run into trouble with their division’s rules.

— Chris Weatherspoon, New York Times, 14 Aug. 2026
There’s the fact that America’s billionaire class, representing a fraction of a fraction of the nation, now holds more wealth than the bottom 50 percent of America combined.

— Literary Hub, Literary Hub, 14 Aug. 2026

Definition of bottom

Adjective

Although the market has adapted and prices have remained relatively low considering the historic supply shock during the war, that’s in large part because demand for oil collapsed and China drew down its massive oil stockpiles.

— David Goldman, CNN Money, 12 Aug. 2026
His velocity has continued to sink lower than his average speed in past seasons.

— Johnny Flores Jr, New York Times, 12 Aug. 2026

Definition of low

Adjective

But others have argued that the helium-3 could instead be coming from somewhere deep and stable in the lowermost mantle.

— Quanta Magazine, Quanta Magazine, 4 Aug. 2025
In the 1920s, a surgeon named Frederick Barrington, of University College London, went looking for the on-off switch in the brainstem, the lowermost part of the brain that connects with the spinal cord.

— Emily Underwood, Smithsonian Magazine, 5 June 2024

Definition of lowermost

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Browse Nearby Words

undermining

undermost

underneath

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“Undermost.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undermost. Accessed 16 Aug. 2026.

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Synonyms of undermost

adjective

Example Sentences

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