Not kosher
The crossword clue "Not kosher" is answered by TREF, a 4-letter entry. Used 105 times across 36 distinct years; most recently in 2026. It appears in 22 publications in the xd corpus. Every figure on this page comes from the collection data itself.
The answer
TREF
4 letters. See every clue for this answer on the TREF answer page.
Used 105 times across 36 distinct years; most recently in 2026. It appears in 22 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.
- ILLEGAL (4 uses in xd)
- ILLICIT (1 uses in xd)
- IMPROPER (1 uses in xd)
- SHADY (1 uses in xd)
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.
- Not fooled by - ONTO, used 444 times
- Not as much - LESS, used 378 times
- If not - ELSE, used 199 times
- Not "fer" - AGIN, used 181 times
- Not pro - ANTI, used 172 times
- Not so much - LESS, used 171 times
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