Thesaurus results for FEN

fen

noun

ˈfen

Definition of fen

as in marsh

spongy land saturated or partially covered with water a day spent trudging through the fens in quest of game birds

Synonyms & Similar Words

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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 fen Commoners relied on swamps, fens, forests, and heaths for fuel, gravel, stone, and wood to make tools and to build and repair houses. — Literary Hub, 19 Feb. 2026 The goal was to help preserve and protect the delicate valley and its fens. — John Meyer, Denver Post, 25 Aug. 2025 Out in the wild, the queen-of-the-prairie grows in moist black soil prairies and meadows, fens, seeps and springs. — Sheryl Devore, Chicago Tribune, 8 July 2025 Saving a satyr The property features a peat-bearing wetland called a fen, and the Mitchell’s satyr is only found in these rare habitats that take thousands of years to develop. — Karl Schneider, The Indianapolis Star, 31 Dec. 2024 Earth’s earliest wildfires may have been fitful and erratic, flickering among the amphibious flora of fens and bogs. — Ferris Jabr, The Atlantic, 25 June 2024 Bogs and fens are areas that accumulate peat – deposits of dead and partly decomposed plant materials that form organic-rich soil. — Jon Sweetman, The Conversation, 30 Sep. 2022

Recent Examples of Synonyms for fen

Noun

Of course, there’s an aesthetic component to the National Park Service’s selection of land, too, as the landscapes range from wetlands and wildlife refuges to marshes.

— Josh Laskin, Travel + Leisure, 3 July 2026
Businesses impacted by sewer overflow The Great Marsh Shellfish Company is nestled in the marshes along the Rowley River.

— Mike Sullivan, CBS News, 29 June 2026

Definition of marsh

Noun

Note the wetlands-colored palette of tiles, all soft greens and pinkish browns, along the wall behind the oak bar.

— Bill Addison, Los Angeles Times, 9 July 2026
Planting cover crops, no-till farming and constructing artificial wetlands can help reduce agricultural pollution, but there is currently no regulatory pressure to implement these practices, according to Johnson.

— Hannah Smith Updated July 8, Idaho Statesman, 8 July 2026

Definition of wetland

Noun

As whole house fans and swamp coolers can suck additional pollutants inside, the department recommends using air purifiers or air conditioners as alternatives when possible.

— Corinne Purtill, Los Angeles Times, 4 July 2026
Some of the most important pollinator plants in Connecticut include bee balm, buttonbush, columbine, geranium, goldenrod, highbush blueberry, New England aster, New Jersey tea and swamp milkweed.

— Stephen Underwood, Hartford Courant, 29 June 2026