| silicon | silicium |
| Silicon dioxide | Siliciumdioxid |
| Silicon Valley | Silicon Valley |
| silicone | silikone |
| Silicone oil | Silikoneolie |
| Siljan | Siljansøen |
| silk | silke |
| Silk ribbon | Koloni |
| Silk Road | Silkevejen |
| Silkeborg | Silkeborg |
| Silkeborg IF | Silkeborg Idrætsforening |
| Silkeborg municipality | Silkeborg Kommune |
| Silkroad Online | Silkroad Online |
| silkworm | silkeorm |
| Silla | Stol |
| Sillamäe | Sillamäe |
| silly | dum |
| Silly clot | Gravhund |
| silly goose | dumme gås |
| Silly mistake | Dumhed |
| Silly Symphonies | Silly Symphony |
| Silo of Asturias | Silo |
| silt | silt |
| Silurian | Silur |
| silver | sølv |
| Silver dapple gene | Sølv |
| Silver leaf | Brød |
| silver nitrate | sølvnitrat |
| silver wedding | sølvbryllup |
| silver-grey | sølvgrå |
| Silver-spotted Skipper | Kommabredpande |
| Silver-studded Blue | Argusblåfugl |
| Silver-washed Fritillary | Kejserkåbe |
| silverfish | sølvfisk |
| silversmith | sølvsmed |
| silverweed | gåsepotentil |
| Silvery Gibbon | Sølvgibbon |
| Silvia | Sylvia |
| Silvia Saint | Sylvia Saint |
| Silvio Berlusconi | Silvio Berlusconi |
| Silvía Night | Silvia Night |
| SIM lock | Simlås |
| Simargl | Semargl |
| Simaroubaceae | Kvassia-familien |
| Simchat Torah | Sukkot |
| SimCity | SimCity |
| Simeon Saxe-Coburg-Gotha | Simeon Sachsen-Coburg-Gotha |
| Simeulue Regency | Simeulue |
| Simferopol | Simferopol |
| similar | lignende |
| similarity | lighed |
| simile | sammenligning |
| Simlish | Simlish |
| Simon | Simon |
| Simon Boccanegra | Simon Boccanegra |
| Simon Le Bon | Simon Le Bon |
| Simon of Cyrene | Simon af Kyrene |
| Simon Wiesenthal | Simon Wiesenthal |
| Simone | Simone |
| Simone Boccanegra | Simon Boccanegra |
| Simone de Beauvoir | Simone de Beauvoir |
| Simone Martini | Simone Martini |
| Simone Signoret | Simone Signoret |
| Simonopetra monastery | Peterskirken |
| simony | simoni |
| simple | enkelt |
| simple past | præteritum |
| Simple Plan | Simple Plan |
