CClue Cache
Saturday, October 31, 2026  ยท  Your daily stash of puzzle hints. Answers stay hidden until you ask for them.
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Crossword clues

Ninth Greek letter

Answer: IOTA - 4 letters

The crossword clue "Ninth Greek letter" is answered by IOTA, a 4-letter entry. Used 28 times across 16 distinct years; most recently in 2025; first recorded in 1988. It appears in 13 publications in the xd corpus. Every figure on this page comes from the collection data itself.

The answer

IOTA

IOTA

4 letters. See every clue for this answer on the IOTA answer page.

28Times used
16Distinct years
2025Most recent year
13Publications

Used 28 times across 16 distinct years; most recently in 2025; first recorded in 1988. It appears in 13 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.

Other clues for IOTA

Every other clue in this collection answered by IOTA, most used first.

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.

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