Urban pollution
The crossword clue "Urban pollution" is answered by SMOG, a 4-letter entry. Used 58 times across 22 distinct years; most recently in 2026. It appears in 14 publications in the xd corpus. Every figure on this page comes from the collection data itself.
The answer
SMOG
4 letters. See every clue for this answer on the SMOG answer page.
Used 58 times across 22 distinct years; most recently in 2026. It appears in 14 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.
Other answers for this clue
The same clue has also been answered these ways in the xd corpus. Answers inside this collection link to their own answer page.
- SMAZE (4 uses in xd)
Other clues for SMOG
Every other clue in this collection answered by SMOG, most used first.
- Air pollution - used 130 times, most recently in 2026
- Urban haze - used 107 times, most recently in 2026
- Urban air pollution - used 40 times, most recently in 2026
- Skyline obscurer - used 32 times, most recently in 2025
- Pollution portmanteau - used 28 times, most recently in 2026
- Urban blight - used 28 times, most recently in 2015
- Pollution problem - used 26 times, most recently in 2025
Related clues
Clues in this collection of the same answer length that share a word with this clue, or match its answer pattern when no word is shared. Most used first.
- Urban renewal target - SLUM, used 45 times
- Urban fleet - CABS, used 31 times
- Urban blight - SLUM, used 28 times
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