The most common answer for a “sea creature with tentacles” crossword clue is OCTOPUS (7 letters).

If your grid has a different letter count, here are frequent alternatives:

  • 4 letters: SQUID (sometimes clued just as “sea creature with tentacles”).
  • 5 letters: SQUID , POLYP.
  • 6 letters: HYDRAS , OCTOPI , POLYPS (often for the plural “tentacled sea creatures”).
  • 7 letters: OCTOPUS , ANEMONE , OCTOPOD.
  • 8 letters: ANEMONES.
  • 9 letters: JELLYFISH.

Match the answer to the number of boxes in your crossword and any letters you already have.