| sincérité | naïveteit |
| Sind | Sindh |
| Sindebele | Ndebele |
| Sindelfingen | Sindelfingen |
| Sindia | Sindia |
| Sindicato Nacional de Trabajadores de la Educación | Nationale Vakbond voor Arbeiders in het Onderwijs |
| Sine qua non | Conditio sine qua non |
| Sines | Sines |
| Sing Sing | Sing Sing |
| Sing the Sorrow | Sing The Sorrow |
| Singapore | Singapore |
| Singapore Airlines | Singapore Airlines |
| Singaporien | Singaporees |
| Singapour | Singapore |
| singapourien | Singaporees |
| Singapourienne | Singaporees |
| Singburi | Singburi |
| singe | aap |
| singe anthropoïde | mensaap |
| Singe tête de mort | Grijsgroen doodshoofdaapje |
| Singe-araignée laineux | Spinapen |
| Singen | Singen |
| Single coil | Enkelspoelsopnemer |
| Single document interface | Single Document Interface |
| Single Euro Payments Area | Single Euro Payments Area |
| Single Inline Memory Module | Single Inline Memory Module |
| Single Instruction Multiple Data | SIMD |
| Single nucleotide polymorphism | Single nucleotide polymorphism |
| singleton | singleton |
| Singspiel | Singspiel |
| Singstar | SingStar |
| singularité | bijzonderheid |
| Singularité technologique | Technologische singulariteit |
| singulier | ongewoon |
| singulièrement | opvallend |
| sinisation | sinificatie |
| sinistre | ongunstig |
| Siniša Mihajlović | Siniša Mihajlović |
| Sinn Féin | Sinn Féin |
| Sinnoh | Sinnoh |
| sinogramme | Chinees teken |
| Sinogramme traditionnel | Traditioneel Chinees |
| Sinogrammes traditionnels | Traditioneel Chinees |
| sinologie | sinologie |
| sinon | anderzijds |
| Sinop | Sinop |
| Sinope | Sinope |
| sinople | groen |
| Sinopé | Sinope |
| Sins | Sins |
| Sinsheim | Sinsheim |
| Sint-Maarten | Sint Maarten |
| Sint-Philipsland | Sint-Philipsland |
| Sinti | Sinti |
| Sintra | Sintra |
| sinueux | bochtig |
| Sinuiju | Sinuiju |
| sinuosité | buiging |
| sinus | sinus |
