slough 1 of 3

variants also slew or slue
Definition of sloughnext
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

Synonyms & Similar Words

Relevance

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

Synonym Chooser

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

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

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
Among those Page named in his lawsuit were former FBI Director James Comey, former Deputy Director Andrew McCabe and ex-FBI officials Kevin Clinesmith, Peter Strzok and Lisa Page, along with a slew of unnamed FBI employees. Jacob Rosen, CBS News, 22 Apr. 2026 The pair are charged with a slew of offenses, including murder, robbery, kidnapping and burglary. Grethel Aguila, Miami Herald, 22 Apr. 2026
Verb
With the same concept as an exfoliating serum for your face—tackling hyperpigmentation, sloughing off patchy texture, controlling acne, and improving overall skin tone—exfoliation has gone full body with everything from sprays to buffing bars and serums. Conçetta Ciarlo, Vogue, 23 Mar. 2026 The toner pads combine a trio of acids—AHA, BHA, and PHA—to slough off dead skin cells, unclog pores, and smooth rough texture. Christa Joanna Lee, Allure, 21 Mar. 2026 See All Example Sentences for slough
Recent Examples of Synonyms for slough
Noun
  • The collision caused Lewis' car to veer off the road and into the marsh off the side of the road.
    Michele Gile, CBS News, 23 Apr. 2026
  • Book a kayak or paddleboard tour with Outer Banks Kayak Adventures for a morning or moonlight paddle through the marshes of the Roanoke Sound and Cape Hatteras National Seashore.
    Betsy Cribb Watson, Southern Living, 19 Apr. 2026
Noun
  • Levine Cava said the Kelly Tractor project destroys too many wetlands and bypasses county rules on approving development proposed outside Miami-Dade’s Urban Development Boundary.
    Douglas Hanks, Miami Herald, 23 Apr. 2026
  • Constructing protective structures such as levees and dikes can help, as can preserving natural landscapes, such as wetlands and estuaries that can act as a natural sponge to absorb floodwaters, in and near the cities, Shao and her colleagues wrote.
    Adam Kovac, Scientific American, 22 Apr. 2026
Noun
  • Options like live oak, swamp white oak, and bald cypress resist pests and adapt to various soil and weather conditions.
    Tessa Cooper, The Spruce, 18 Apr. 2026
  • Asian swamp eels have no pectoral fins.
    Sarah Perkel, USA Today, 15 Apr. 2026

Browse Nearby Words

Podcast

Cite this Entry

“Slough.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/slough. Accessed 26 Apr. 2026.

More from Merriam-Webster on slough

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster