Synonyms for filthy include: dirty, grimy, messy, sloppy, stinky, nasty, and soiled.
filthy air = pollution or smog
sty
Dirty grubby filthy
dirty, grimy, filthy, sandy, grubby
The bathroom stalls were filthy. The words that they said were filthy. "Your room looks filthy," said Mom.
The noun form of the adjective 'filthy' is filthiness.The word 'filthy' is the adjective form of the noun filth.
A false idol, or if you worship toilets, then it's your filthy, gurgling, clogging god.
salach
squalor
half-baked, underdone rare, uncooked.uncooked, unrefined
Yes, "filthy" is an adjective that describes something as extremely dirty or unpleasant.
filthy