filth

[1]	sewage/sewerage , crud , skank , dirt , slime , muck , sludge , sullage , effluent , pollution , trash , rubbish , garbage , refuse , ordure , (night-)soil , excrement , faeces , excreta , manure , droppings , guano , dung , foul matter , filthiness , offal , leavings , carrion , decay , putrescence , putrefaction , (Slang) crud , (Brit) gunge , (US) grunge , (Colloq) (Slang) shit
[2]	corruption , dirt , grime , vileness , baseness , soil , stain , foulness , rottenness , grease , grunge , debasement , defilement , taint , pollution , adulteration , perversion , degradation , taint , sullying , besmirchment
[3]	indecency , filthiness , foulness , obscenity , smut , nastiness , pornography , corruption , nastiness , vulgarity , grossness
[4]	obscenity , smut , vulgarism , dirty word