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

This jacket has a lot going for it, but our favorite part is the button along the bottom hem.

— Alyssa Grabinski, PEOPLE, 28 Aug. 2026
The top and bottom stripes, each of which is just as wide but twice as tall as the middle stripe, are respectively pink and blue, and the middle stripe is purple.

— Brian Duignan, Encyclopedia Britannica, 28 Aug. 2026

Definition of bottom

Adjective

Structural inflation, fueled by government deficits, AI investments, low unemployment rates, growing trade barriers and energy disruptions, is reshaping the landscape for markets, according to Fidelity International.

— Justina Lee, CNBC, 26 Aug. 2026
The low-molecular-weight collagen seeps into your skin as an in-office treatment would, reducing the size of pores and lifting saggy, crepey skin.

— Essence Wiley, InStyle, 26 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 1 Sep. 2026.

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Synonyms of undermost

adjective

Example Sentences

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