Muck (5)
'muck' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for filth that I've seen before include "Carrion" , "Muck" , "Dirt, obscene talk" , "Real dirt or obscenity" , "Disgusting dirt or obscenity" .)
'muck' is the definition.
(synonyms)
This is all the clue.
(Other definitions for goo that I've seen before include "Viscous matter" , "Sticky matter" , "Sticky substance (sl.)" , "Substance that's viscous" , "Sticky stuff or sickly sentiment" .)