Not optional
The crossword clue "Not optional" is answered by NEEDED, a 6-letter entry. Used 38 times across 17 distinct years; most recently in 2026; first recorded in 1995. It appears in 10 publications in the xd corpus. Every figure on this page comes from the collection data itself.
The answer
NEEDED
6 letters. See every clue for this answer on the NEEDED answer page.
Used 38 times across 17 distinct years; most recently in 2026; first recorded in 1995. It appears in 10 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.
- OBLIGATORY (10 uses in xd)
- MANDATORY (2 uses in xd)
- NECESSARY (2 uses in xd)
- AMUST (1 uses in xd)
- ESSENTIAL (1 uses in xd)
Other clues for NEEDED
Every other clue in this collection answered by NEEDED, most used first.
- Had to have - used 46 times, most recently in 2026
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 digital - ANALOG, used 66 times
- Not quite - ALMOST, used 48 times
- Not as fresh - STALER, used 31 times
- Find not guilty - ACQUIT, used 28 times
- Not in class - ABSENT, used 27 times
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