| sena | sinew |
| Sena tunga bombardemanget | Late Heavy Bombardment |
| Senafe | Senafe |
| Senantiken | Late Antiquity |
| senap | mustard |
| Senaper | Sinapis |
| senapsgas | mustard gas |
| Senarclens | Senarclens |
| senare | in due time |
| senare än | after |
| senarelägga | put off |
| senast | by |
| senaste | up-to-date |
| senaste apparaten | the latest gadget |
| senaste grejen | the latest thing |
| senat | Senate |
| senaten | Senate |
| Senaten för Finland | Senate of Finland |
| senator | Senator |
| senatorer | senators |
| senators- | senatorial |
| Senatstorget | Helsinki Senate Square |
| Senatus consultum ultimum | Senatus consultum ultimum |
| Send Away the Tigers | Send Away the Tigers |
| Sendai | Sendai |
| sendrag i nacken | crick in the neck |
| Seneca | Seneca the Younger |
| Seneca den yngre | Seneca the Younger |
| Seneca den äldre | Seneca the Elder |
| Senegal | Senegal |
| Senegalfloden | Sénégal River |
| Senegals flagga | Flag of Senegal |
| Senegals fotbollslandslag | Senegal national football team |
| Senegals statsvapen | Coat of arms of Senegal |
| Senesino | Senesino |
| Senet | Senet |
| Senftenberg | Senftenberg |
| senfärdig | tardy |
| Sengoku | Sengoku period |
| sengångare | sloth |
| senhösten | late autumn |
| senig | wiry |
