muddy

[1]	muddy up
[2]	obscure , dull , dim , confuse , mix up , befog , cloud
[3]	dirty , soil , begrime , smirch , besmirch , spatter , bespatter

adj.

[1]	fouled , befouled , muddied , mud-spattered , dirty , grubby , grimy , soiled , mud-caked , slimy , mucky , miry , oozy , squelchy , squashy , boggy , fenny , marshy , swampy , (Formal) feculent , (Colloq) squishy , squushy
[2]	confused , unclear , vague , obscure , dull , dim , fuzzy , muddled , addled , mixed-up
[3]	drab , subdued , blurred , dingy , flat , murky , mat , washed out
[4]	boggy , marshy , miry , mucky , quaggy , sloppy , sloughy , soggy , squashy , swampy , waterlogged
[5]	mucky
[6]	dirty , dingy , muddied
[7]	cloudy , mirky , murky , turbid