| silver jubilee | venticinquesimo |
| Silver leaf | Pan |
| silver lining | risvolto positivo |
| silver medal | medaglia d'argento |
| silver mine | argentiera |
| Silver Pheasant | Lophura nycthemera |
| silver plate | argenteria |
| Silver scabbardfish | Lepidopus caudatus |
| Silver Spring | Silver Spring |
| Silver Surfer | Silver Surfer |
| Silver Teal | Anas versicolor |
| silver wedding | nozze d'argento |
| silver-plate | argentare |
| silverfish | acciughina |
| silverplated | argentato |
| silversmith | orafo |
| Silverstone | Circuito di Silverstone |
| Silverstone Circuit | Circuito di Silverstone |
| Silverton | Silverton |
| silverware | posate |
| silvery | argentato |
| Silvery Gibbon | Hylobates moloch |
| silvery marmoset | micco |
| silvery-cheeked antshrike | averla formichiera guanceargentate |
| Silvia | Silvia |
| Silvia Farina Elia | Silvia Farina Elia |
| Silvia Saint | Silvia Saint |
| Silvio Berlusconi | Silvio Berlusconi |
| Silvio Oddi | Silvio Oddi |
| Silvio Piola | Silvio Piola |
| Silvio Valenti Gonzaga | Silvio Valenti Gonzaga |
| Silvius | Silvio |
| SIM card | carta SIM |
| SIM lock | Sim Lock |
| Sima Qian | Sima Qian |
| Simargl | Simargl |
| Simaroubaceae | Simaroubaceae |
| Simat de la Valldigna | Simat de la Valldigna |
| Simbach am Inn | Simbach am Inn |
| SIMBAD | SIMBAD |
| SimBin Studios | SimBin |
| Simbirsk | Simbirsk |
| Simchat Torah | Simchat Torah |
| SimCity | SimCity |
| SimCity Societies | SimCity Societies |
| SIMD | Single instruction multiple data |
| Simeon | Simone |
| Simeon Bekbulatovich | Simeon Bekbulatovič |
| Simeon I of Bulgaria | Simeone I |
| Simeon of Moscow | Simeone di Russia |
| Simeon Saxe-Coburg-Gotha | Simeone II di Bulgaria |
| SimFarm | SimFarm |
| Simferopol | Simferopoli |
| Simferopol International Airport | Simferopoli |
| simian | scimmiesco |
