Society ("spolky") categories: S
- seniors club
- sisterhood
- sledge hockey club
- silly walks club
- surfing association
- school workers club
- Smart club
- seniors' home
- surfing club
- stoat breeders' club
- sports cooperative
- string instrument orchestra
- skate club
- sports section
- single-purpose association
- social club
- shareholders association
- student union
- scout association
- SDH (volunteer firefighters)
- surf club
- ski club
- sports club
- skiing club
- seniors' association
- sports team
- suppliers' association
- students union
- soil owners club
- stoat breeders club
- seniors' club
- senior club
- Suzuki club
- small ape breeders club
- Saab club
- student group
- stamp collectors' club
- sledge hockey association
- student club
- seniors association
- speed skating club
- Spyderco club
- Subaru club
- speed skating association
- sports association
- students club
- Slovak association
- student association
- scouting association
- snowboard club
- secret society
- skateboard club
- stamp collectors club
- schnauzer breeders club
- Slovaks in Czech Republic club
- stick insect breeders' club
- Škoda club
- shotball club
- strongman club
- swimmers club
- supplier association
- street club
- Sokol association
- section
- Simson club
- softball club
- single-purpose company
- stick insect breeders club
- soil owners association
- ski association
- skating association
- singing club
- string orchestra
- squash club
- society
- snowboard association
- schnauzer breeders' club
- shotball association
- softball association
- skating club
- swimming association
- swimming club
- secondary school association
- students' club
- Seat club