FECULENT
feculent
(adjective) foul with waste matter
Source: WordNet® 3.1
Etymology
Adjective
feculent (comparative more feculent, superlative most feculent)
Dirty with faeces or other impurities
Synonyms: turbid, sullied, foul, filthy, fetid
Source: Wiktionary
Fec"u*lent, a. Etym: [L. faeculentus, fr. faecula: cf. F. féculent.
See Fecula.]
Definition: Foul with extraneous or impure substances; abounding with
sediment or excrementitious matter; muddy; thick; turbid.
Both his hands most filthy feculent. Spenser.
Source: Webster’s Unabridged Dictionary 1913 Edition