| Submitrale | zucchetto |
| Substrat | substrate |
| subdural | subdural |
| mitral | mitral |
| Arbitrage | arbitrage arbitration |
| Sumatra | Sumatra |
| Humerale | amice |
| Numerale | numeral |
| Spirale | spiral |
| Subtrahend | subtrahend |
| Subtropen | subtropics |
| suborbital | suborbital |
| Subraum | hyperspace subspace |
| Substanz | substance stuff |
| subfebril | subfebrile |
| subito | at once |
| subkutan | subcutaneous |
| subliminal | subliminal |
| sublingual | sublingual |
| submarin | submarine |