filth - noun

any substance considered disgustingly foul or unpleasant

the state of being covered with unclean things

a state characterized by foul or disgusting dirt and refuse

an offensive or indecent word or phrase

filth - thesaurus

crud   dirt   filthiness   foulness   grease   grime   grunge   nastiness   obscenity   skank   smut   soil   stain   vulgarism