Consisting of, or containing, a bog or bogs; of the nature of a bog; swampy; as, boggy land
(of soil) soft and watery; "the ground was boggy under foot"; "a marshy coastline"; "miry roads"; "wet mucky lowland"; "muddy barnyard"; "quaggy terrain"; "the sloughy edge of the pond"; "swampy bayous"
[ 'bäg, 'bog ] (noun.) 14th century. Middle English , from Scottish Gaelic and Irish bog- , from bog marshy, literally, soft, from Middle Irish bocc; probably akin to Old English bugan to bend; more at BOW.