| Sprachtheorie | linguistic theory theory of language |
| Sprachmelodie | intonation |
| Sprachteil | part of speech |
| Sprachlehre | grammar |
| Sprechakttheorie | speech act theory |
| Eichtheorie | gauge theory |
| Spieltheorie | game theory |
| Staatstheorie | theory of the state |
| Stringtheorie | string theory |
| Sprachcode | language code |
| Sprachenmord | linguicide |
| Sprachform | variety |
| Sprachmord | linguicide |
| Sprachfamilie | language family |
| Sprachgrenze | language border |
| Sprachlabor | language lab language laboratory |
| Sprachlehrer | language teacher teacher of languages |
| Sprachnorm | linguistic norms prescribed usage |
| Sprachreform | language reform |
| Sprachreise | language holiday |