| Seetang | seaweed |
| Seegang | swell rough seas sea disturbance waves |
| Seeland | Zealand Sealand Zeeland |
| Seemann | sailor |
| Meeting | meeting |
| Seitan | seitan |
| Sextant | sextant |
| Seegatt | inlet |
| Seehahn | gurnard |
| Seeaal | European conger |
| Seebär | fur seal salty dog |
| Seehase | lumpsucker sea hare |
| Seehund | harbour seal common seal |
| Seemine | naval mine |
| Seesack | seabag |
| Seeweg | seaway |
| Seezunge | sole |
| seekrank | seasick |
| Seiltanz | tightrope walking |
| Sutane | cassock |