| Signifiant | signifier |
| Signifikant | signifyer |
| signifikant | significant |
| Signifikanz | significance |
| Signifikat | signified |
| Signifié | signified |
| Signalmast | semaphore signal mast signal post |
| signieren | sign |
| Ignorant | ignoramus ignorant person |
| ignorant | ignorant |
| Sinkiang | Xinjiang |
| Vigilant | vigilante |
| vigilant | wakeful |
| Infant | infante |
| Sibilant | sibilant |
| Signalhund | hearing dog |
| Sigrist | sexton |
| Sigristin | sexton |
| Signal | signal |
| Eignerin | owner |