slough 1 of 3

variants also slew or slue
as in marsh
spongy land saturated or partially covered with water the land for miles around the lake is strewn with ponds, sloughs, and mudflats

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slough

2 of 3

verb (1)

slough

3 of 3

verb (2)

variants also sluff
as in to shed
to cast (a natural bodily covering or appendage) aside the snake is sloughing its old skin

Synonyms & Similar Words

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How is the word slough different from other verbs like it?

Some common synonyms of slough are cast, discard, junk, scrap, and shed. While all these words mean "to get rid of," shed and slough imply a throwing off of something both useless and encumbering and often suggest a consequent renewal of vitality or luster.

shed a bad habit
finally sloughed off the depression

When is it sensible to use cast instead of slough?

The words cast and slough can be used in similar contexts, but cast, especially when used with off, away, or out, implies a forceful rejection or repudiation.

cast off her friends

When might discard be a better fit than slough?

The meanings of discard and slough largely overlap; however, discard implies the letting go or throwing away of something that has become useless or superfluous though often not intrinsically valueless.

discard old clothes

How do scrap and junk relate to one another, in the sense of slough?

Both scrap and junk imply throwing away or breaking up as worthless in existent form.

scrap all the old ways
would junk our educational system

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 slough
Noun
Worse, slanting political lines so that one party or the other is guaranteed victory only widens the gulf that has helped turn Washington’s into its current slough of dysfunction. Mark Z. Barabak, Mercury News, 8 Nov. 2025 It’s inspired a slew of remixes, including one Ja Rule and Tea Time made for English-speaking hip-hop fans. E.r. Pulgar, Rolling Stone, 8 Nov. 2025
Verb
Superfine silica particles physically slough away dead skin cells while lactic and salicylic acids act as chemical exfoliants to loosen the bonds that hold said cells on the skin’s surface. Sophia Panych, Allure, 16 Sep. 2025 The frame can hold up to 650 pounds, while the fabric sloughs away dirt, drizzle, even the occasional spill of wine. Francesca Krempa, Travel + Leisure, 8 Sep. 2025 See All Example Sentences for slough
Recent Examples of Synonyms for slough
Noun
  • Systems to better protect oceans, coastal marshes and mangroves will also be on the agenda, as well as an emphasis on the indigenous people who live on and manage much of the world’s natural places.
    Jeff Young, MSNBC Newsweek, 6 Nov. 2025
  • One of the hits of this year’s Cannes Film Festival, helmer Hadi’s poignant feature debut follows an impoverished girl living with her grandmother in the Mesopotamian marshes during the Saddam Hussein regime.
    Alissa Simon, Variety, 5 Nov. 2025
Noun
  • The drought has also set the stage for devastating wildfires in Brazil that have destroyed huge swaths of the Amazon as well as the Pantanal, the world’s largest tropical wetlands, and choked cities in thick smoke.
    Laura Paddison, CNN Money, 6 Nov. 2025
  • After the water leaves the wetlands, it’s directed into the reservoir, then sent to TRWD’s municipal customers for final treatment.
    Matthew Adams, Fort Worth Star-Telegram, 3 Nov. 2025
Noun
  • As officers continued the search, local Herb Yancy offered up his boat to help after Kraviec saw movement in the swamp.
    Sam Gillette, PEOPLE, 30 Oct. 2025
  • After a brief debate, the group settles on the swamp.
    Scott Meslow, Vulture, 30 Oct. 2025

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Cite this Entry

“Slough.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/slough. Accessed 12 Nov. 2025.

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