Clandestine maritime org.
The crossword clue "Clandestine maritime org." is answered by ONI, a 3-letter entry. Used 12 times across 9 distinct years; most recently in 2014; first recorded in 1999. It appears in 4 publications in the xd corpus. Every figure on this page comes from the collection data itself, never from a guess.
The answer
ONI
3 letters. See every clue for this answer on the ONI answer page.
Used 12 times across 9 distinct years; most recently in 2014; first recorded in 1999. It appears in 4 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.
Other clues for ONI
Every other clue in this collection answered by ONI, most used first.
- Covert maritime org. - used 8 times, most recently in 2025
- Navy's C.I.A. - used 8 times, most recently in 1992
- Sailors' admin. - used 8 times, most recently in 2006
- Hush-hush maritime org. - used 6 times, most recently in 2023
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.
- Teachers' org. - NEA, used 369 times
- Lawyers' org. - ABA, used 334 times
- School org. - PTA, used 293 times
- Draft org. - SSS, used 218 times
- Clean air org. - EPA, used 187 times
- Doctors' org. - AMA, used 172 times
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