| Seesack | seabag |
| Seestück | seascape marine painting |
| Seegatt | inlet |
| Seehahn | gurnard |
| Seepocke | barnacle |
| Seeaal | European conger |
| Seebär | fur seal salty dog |
| Seegang | swell rough seas sea disturbance waves |
| Seehase | lumpsucker sea hare |
| Seelachs | pollack saithe |
| Seeland | Zealand Sealand Zeeland |
| Seemacht | maritime power naval power sea power |
| Seemann | sailor |
| Seetang | seaweed |
| seekrank | seasick |
| Sesam | sesame sesame seeds |
| Boxsack | punching bag |
| Gassack | gasbag |
| Geldsack | affluent |
| Kasack | scrub |