| synonymisch | synonymous |
| Synonymie | synonymy |
| synoptisch | synoptic synoptical |
| syntonisch | syntonic |
| antonymisch | antonymic |
| homonymisch | homonymous |
| metonymisch | metonymic metonymical |
| Synonymum | synonym |
| Synonym | synonym convertible terms equivalent terms synonymous word |
| synonym | synonymous |
| syndetisch | syndetic |
| syntaktisch | syntactic syntactical syntactically |
| synthetisch | synthetic |
| kanonisch | canonical |
| matronymisch | matronymic |
| metronymisch | matronymic |
| patronymisch | patronymic |
| agronomisch | agronomic |
| ergonomisch | ergonomic |
| phonemisch | phonemic |