fecal (adj.)
- bad
- crappy
- disgusting
- feculent
- fetid
- filthy
- flyblown
- foul
- frowsty
- frowzy
- fulsome
- funky
- fusty
- gamy
- high
- icky
- ill-smelling
- maggoty
- malodorous
- mephitic
- miasmal
- miasmic
- moldy
- mucky
- musty
- nasty
- nauseating
- noisome
- noxious
- odious
- odorous
- offensive
- olid
- putrid
- rancid
- rank
- reasy
- reechy
- reeking
- repulsive
- rotten
- scabby
- scatological
- scummy
- scurfy
- shitty
- slimy
- sloppy
- slushy
- smelling
- smelly
- stinking
- strong
- stuffy
- sulfurous
- urinary
- vile
- wormy