| 100% | BARNACLE | 8 | A crustacean that attaches itself solidly to rocks |
| 58% | BARNACLE | 8 | Crustacean that attaches itself to ships |
| 54% | LIMPET | 6 | Marine snail that attaches itself to rocks |
| 53% | REMORA | 6 | Fish that attaches itself to a host |
| 51% | BARNACLE | 8 | Hard-shelled creature that attaches itself to the bottom of a boat |
| 49% | BARNACLE | 8 | Marine crustacean that lives attached to rocks and ship bottoms |
| 45% | REMORA | 6 | Fish that can attach itself to a boat |
| 45% | BARNACLE | 8 | Crustacean that attaches to boat hulls |
| 45% | REMORA | 6 | Fish that may attach itself to a 68-Across |
| 44% | REMORA | 6 | Suckerfish that attaches itself to sharks |
| 44% | REMORA | 6 | Fish that attaches itself to sharks |
| 42% | BOLT | 4 | Fastener that attaches to a nut |
| 41% | BARNACLE | 8 | Small seaside crustacean that clings to rocks |
| 41% | SLIPNSLIDE | 10 | Backyard toy that attaches to a hose |
| 41% | BARNACLES | 9 | Crusty arthropods that attach to marine rocks |
| 40% | BRACKET | 7 | Fitting that attaches a television to a wall |
| 40% | SLIPNSLIDE | 10 | Outdoor toy that attaches to a garden hose |
| 40% | AIRHOSE | 7 | Tube that attaches to a diving helmet: 2 wds. |
| 40% | PETIOLE | 7 | Stalk that attaches a leaf blade to the stem |
| 40% | PARADOX | 7 | A statement that seems to contradict itself |
| 39% | BARNACLE | 8 | Arthropod that fixes itself to boats and rocks |
| 39% | LIMPET | 6 | Seashell that clings to a rock |
| 39% | TENDON | 6 | Band of inelastic tissue that attaches a muscle to a bone |
| 38% | SAIL | 4 | Sheet that's attached to a mast |
| 38% | ARM | 3 | Limb that's attached to a shoulder |
| 38% | METEORITE | 9 | A piece of space rock that has fallen to Earth |
| 38% | META | 4 | Like a crossword clue that refers to itself |
| 38% | AUTOPILOT | 9 | System that allows a plane to fly itself |
| 38% | RIP | 3 | ___ cord (line that's attached to a parachute) |
| 38% | PIN | 3 | Accessory that might be attached to a lapel |