quagmire, slough, sump, wash; mud, squash, slush; baygall [U.S.], cienaga†, jhil†, vlei†. Adj. marsh, marshy; swampy, boggy, plashy†, poachy†, quaggy†, soft; muddy, sloppy, squashy; paludal†; moorish, moory; fenny.