| Sperrgürtel | cordon sanitaire |
| Sperrgebiet | exclusion zone |
| Sperrmüll | bulky refuse bulky waste |
| Kuiper-Gürtel | Kuiper belt |
| Kuipergürtel | Kuiper belt |
| Ledergürtel | leather belt |
| Speerwerfer | javelin thrower |
| Sperrfeuer | barrage |
| Sperrstunde | closing time |
| Spee-Kurve | Curve of Spee |
| Speerwerfen | javelin |
| Speerwurf | javelin throw |
| Sperre | barrier prohibition lock suspension |
| Sperrkreis | wave trap |
| Sperrung | closing |
| Sperrzone | exclusion zone forbidden zone |
| sperren | block space out |
| Hyperwürfel | hypercube |
| Supersäure | superacid |
| Perlmutter | nacre mother-of-pearl |