If you're looking for a word to describe something related to smog, here are some options:
* Smoggy: This is the common adjective form of "smog." It describes something that is affected by or contains smog, like "smoggy air" or "a smoggy city."
* Smog-filled: This phrase describes something that is full of or heavily affected by smog, like "a smog-filled valley."
* Smog-ridden: This phrase describes something that is constantly affected by smog, like "a smog-ridden metropolis."
It's also possible that "smoggish" was intended to describe something resembling smog, perhaps in appearance or texture. In that case, you could use words like:
* Hazy: This describes something that is unclear or obscured by mist, smoke, or smog.
* Murky: This describes something that is dark, unclear, and difficult to see through, similar to smog.
* Dusky: This describes something that is dark, dim, or hazy, like the atmosphere after a heavy smog event.
Ultimately, the best word to use depends on the specific context and the intended meaning.