| Answer | Crossword Clue |
|---|---|
| NATATORY | Pertaining to swimming. |
| natatory | pertaining to swimming (the act of swimming) |
| natatory | pertaining to, adapted for, or characterized by swimming |
| nektonic | pertaining to a nekton (free-swimming marine animals) |
| planular | pertaining to a planula (the free-swimming larva of certain organisms) |
| pteropod | belonging or pertaining to the Pteropoda, a group of mollusks having the lateral portions of the foot expanded into winglike lobes used in swimming |
