bog /bɒg/ ciénaga, pantano [terreno encharcado con barro] boggy /ˈbɒgi/ pantanoso,-sa The water level in the bog varies only a few inches during the year. ^ a boggy patch
quagmire /ˈkwɒgmaɪə, ˈkwæg-/ ciénaga [parecido a bog solo que el suelo se va hundiendo conforme lo pisas] The streets were a quagmire of mud and manure.
swamp /swɒmp/ pantano [terreno inundado] She spent four days and nights lost in an alligator-infested swamp. ^ The swamp stretched out for miles.
reservoir /ˈrezəvwɑː/ pantano [natural o artificial, que suministra agua a la población] The water piped from the reservoir was polluted.
marsh / marshland /ˈmɑːʃlænd, -lənd/ (also marshlands plural) pantanal; marisma [terreno que se suele inundar] There are areas of marsh and grasslands alternating with rocky cliffs and outcrops.
fen / fenland /ˈfenlənd, -lænd/ (also fenlands plural) pantanal, zona pantanosa [parecido a marsh] The bog is dominated by acid-loving plants belonging to the heath family, while the fen and swampy wood lack species in that family.
mudflats /ˈmʌdflæts/ (plural) marismas The old man moved across the mudflats to the edge of the sea.
lagoon /ləˈguːn/ laguna, albufera Nearly 3,000 civilians waded across a lagoon to escape from rebel-controlled territory to government-held territory.
muddy place /ˌmʌdi ˈpleɪs/ mudbath /ˈmʌdbɑːθ/ barrizal We had to plough through a mudbath to cross over.
quicksand /ˈkwɪksænd/ (also quicksands plural) arenas movedizas I hopped onto a solid-looking sandbar and promptly sank to my knees in quicksand.
pool /puːl/ charca They were fishing in a pool.
rainforest /ˈreɪnˌfɒrɪst/ selva tropical In West Africa, 90% of the indigenous rainforest has gone.
