fenfen /fen/ (also fenland) noun [countable, uncountable] 
Examples
ExamplesEXAMPLES FROM THE CORPUS
Thesaurus- An unsuitable Palladian mansion in an unexciting East Anglian village on the edge of the black fens.
- Breeds on still and slow-moving fresh water with dense fringe of vegetation, also marshes, fens, bogs.
- Every fen went into more land.
- It has a fine collection of manorial and local government records, and its archive of fens drainage papers is unique.
- Relatively little of the peat fens had been reclaimed in medieval times.
- The fens threw up some odd crimes.
- Wetland sites include all those found in lakes, swamps, marshes, fens, and peat bogs.
- What the people wanted on the fen was what they had already: grazing.
THESAURUS► marsh
an area of low flat wet land, especially in eastern England an area of low flat ground that is always wet and soft, that often has grasses or reeds growing in it but no trees: · The low hills you can see are like islands surrounded by the marsh.· Miles of salt marsh (=which has salt water under it because it is near the sea) stretched before us, reaching to the shores of the River Severn.· Hackney Marshes· the rustling of the marsh grass
► swamp land that is always very wet or covered with a layer of water, that often has trees growing in it – used especially about areas in hot countries: · the swamps of Florida· Less than 200 years ago, the city was a swamp, infested by mosquitoes.
► bog an area of low wet muddy ground, sometimes with bushes or grasses growing in it: · His foot started slowly sinking into the bog.· The destruction of peat bogs is contributing to global warming, according to a report commissioned by Friends of the Earth.
► wetland an area of land that is partly covered with water, and that has grasses and other plants growing in it – often used about areas that are important to birds or wildlife: · The ecosystem of the world 's largest wetland, the Pantanal in southwest Brazil, is being threatened by tourists.· wetland birds
► fen a large area of low flat wet land – used especially about the area of this type of land in eastern England in Cambridgeshire and Lincolnshire, which is known as the Fens: · He grew up in the Fens· Intensive cultivation and continued drainage of the Fens further accelerates the degradation of the land.
► mire literary an area of wet muddy ground, which people and vehicles etc get stuck in: · The wagon was stuck fast in the mire.· The rain was turning the highway into a mire.
WORD SETS► Naturebackwater, nounbank, nounbank, verbbare, adjectivebarrier reef, nounbay, nounbayou, nounbeach, nounbeck, nounbelt, nounbillow, nounbiting, adjectivebitter, adjectiveblack ice, nounblast, nounblazing, adjectivebleach, verbblizzard, nounblow, verbblowy, adjectivebluff, nounbluster, verbblustery, adjectivebog, nounboiling, adjectiveboulder, nounbracing, adjectivebreaker, nounbreeze, nounbreezy, adjectivebrook, nounbrush, nounbrushwood, nounburn, nounbutte, nouncanyon, nouncascade, nouncataract, nouncave, nouncavern, nounchange, verbchasm, nounchoppy, adjectiveclap, nounclear, verbclement, adjectivecliff, nouncloud, nouncloudburst, nouncloudy, adjectivecoast, nouncoastal, adjectivecoastline, nouncone, nouncopse, nouncountry, nouncranny, nouncrater, nouncreation, nouncreep, verbcrisp, adjectivecrosswind, nouncumulus, nouncyclone, noundale, noundell, noundense, adjectivedew, noundewdrop, noundewfall, noundewy, adjectivedisgorge, verbdog days, noundownpour, noundownriver, adverbdownstream, adverbdownwind, adverbdrift, verbdrift, noundriftwood, noundrizzle, noundrop, verbdrop, noundrought, noundry, adjectivedry land, noundull, adjectivedune, nounduster, noundust storm, nouneast, adjectiveeddy, nounelectrical storm, nounequable, adjectiveeye, nounface, nounfail, verbfair, adjectivefall, nounfell, nounfen, nounfield, nounfierce, adjectivefiord, nounfirth, nounfjord, nounflood, verbflood, nounflood tide, nounflotsam, nounflow, nounflow, verbflower, nounflurry, nounfog, nounfogbound, adjectivefoggy, adjectivefoothill, nounfoothold, nounford, nounforeshore, nounforest, nounfoul, adjectivefreak, adjectivefreeze, nounfresh, adjectivefreshen, verbfreshwater, adjectivefrost, nounfury, noungale, noungale force, adjectivegap, noungentle, adjectivegeyser, nounglacial, adjectiveglen, noungnarled, adjectivegrassy, adjectivegreen, adjectivegreenery, nounground, nounground level, noungulley, noungully, noungust, noungust, verbgusty, adjectivehail, nounhailstone, nounhailstorm, nounhaze, nounheadwind, nounheath, nounheather, nounheat wave, nounhigh tide, nounhigh water, nounhill, nounhillock, nounhillside, nounhill station, nounhilly, adjectivehoarfrost, nounhot spring, nounhummock, nounhurricane, nounice, nouniceberg, nounice cap, nouninclement, adjectiveincline, nounIndian summer, nouninland, adjectiveinland, adverbinlet, nouninshore, adverbisland, nounisle, nounislet, nounjetsam, nounjungle, nounknoll, nounlake, nounlakeside, adjectiveledge, nounlightning, nounlip, nounloch, nounlough, nounlow tide, nounlow water, nounmarshland, nounmeadow, nounmere, nounmild, adjectivemillpond, nounmire, nounmist, nounmisty, adjectivemoan, verbmoan, nounmonsoon, nounmoonless, adjectivemoor, nounmoorland, nounMother Nature, nounmound, nounmountain, nounmountainous, adjectivemountainside, nounmountaintop, nounmouth, nounmudflat, nounmull, nounmurmur, verbmurmur, nounnarrows, nounnestle, verbnew moon, nounnook, nounnorth, adjectivenortheast, adjectivenortheaster, nounnortheasterly, adjectivenortherly, adjectivenorthwest, adjectivenorthwester, nounnorthwesterly, adjectivenotch, nounoasis, nounonshore, adjectiveooze, nounoutcrop, nounovercast, adjectiveozone, nounpack ice, nounpalisade, nounpanorama, nounparch, verbparched, adjectivepass, nounpatchy, adjectivepeak, nounpeal, nounpeasouper, nounpebble, nounpelt, verbpenumbra, nounperishing, adjectivepinewood, nounpinnacle, nounpitiless, adjectivepond, nounpour, verbprecipice, nounprospect, nounpuddle, nounquicksand, nounradiate, verbraging, adjectiverain, nounrainbow, nounrain drop, nounrainfall, nounrainstorm, nounrainwater, nounrainy, adjectiverange, nounrapids, nounrarefied, adjectiveravine, nounraw, adjectiverecede, verbreedy, adjectivereef, nounreservoir, nounridge, nounrift, nounrime, nounrise, verbrise, nounrock, nounrocky, adjectiveroll, verbrolling, adjectiverough, adjectiverural, adjectivescenery, nounscud, verbsea breeze, nounsea mist, nounset, verbshore, nounsky, nounslope, nounsludge, nounsnow, nounsnowbound, adjectivesnow-capped, adjectivesnowdrift, nounsnowfall, nounsnowflake, nounsnowstorm, nounsnowy, adjectivesouth, adjectivesoutheast, adjectivesoutheaster, nounsoutheasterly, adjectivesoutherly, adjectivesouthwest, adjectivesouthwesterly, adjectivespinney, nounspring, nounstream, nounsullen, adjectivesultry, adjectivesummer, nounsummit, nounsun, nounsundown, nounsun-drenched, adjectivesunrise, nounsunset, nounsunshine, nounswamp, nounsweep, verbswollen, adjectivetempestuous, adjectivethaw, verbthaw, nounthicket, nounthin, adjectivethunder, verbthunderbolt, nounthunderstorm, nounthundery, adjectivetide, nountreeless, adjectivetree-lined, adjectivetrough, nounturf, nountussock, nountwilight, nounvale, nounvalley, nounverdant, adjectivevisibility, nounvoid, nounwashout, nounwater, nounwatercourse, nounwaterfall, nounwaterside, nounwaterspout, nounwax, verbwest, adjectivewest, adverbwestbound, adjectivewesterly, adjectivewesternmost, adjectivewestward, adverbwet, adjectivewhirlpool, nounwhirlwind, nounwhite horses, nounwhitewater, nounwild, adjectivewill o' the wisp, nounwind, nounwindstorm, nounwindswept, adjectivewindy, adjectivewood, nounwooded, adjectivewoodland, nounwoodsy, adjectivewoody, adjectivezephyr, noun