Smudgy is a related term of polluted.
As adjectives the difference between smudgy and polluted
is that smudgy
is blurred, sort of smudged while polluted
is defiled; made unclean or impure; debauched.
As a verb polluted is
simple past and past participle of pollute.
Blurred, sort of smudged.
Like a thick smoke (such as is emitted by a smudge pot).
Defiled; made unclean or impure; debauched.
Simple past and past participle of pollute.