is a room is a rope is a rotten apple is a rotten egg is a rough estimate is a row is a rug is a ruin is a rumour is a runner is a rupture is a saboteur is a sack is a sacrament is a sacred place is a sacrifice is a sad day is a sad song is a saddle is a sadist is a safe alternative is a safe bet is a safe country is a safe environment is a safe haven is a safe house is a safe place is a safe space is a safe way is a safeguard is a safety device is a safety feature is a sailboat is a saint is a salad is a salon is a saloon is a sample is a sanatorium is a sanctuary is a sandbox is a sandwich is a sandy beach is a sanskrit is a satellite is a satire is a sauce is a sauna is a scalpel is a scammer is a scam is a scandal is a scanner is a scan is a scarf is a scary thing is a scar is a scenario is a scene is a scheme is a scholar is a school is a science is a scientist is a scooter is a score is a scoundrel is a scourge is a screenshot is a screen is a screwdriver is a scripting language is a script is a sculpture is a seaport is a search engine is a search tool is a search warrant is a search is a seaside resort is a seaside town is a seaside is a second chance is a second language is a secondary school is a secret weapon is a section is a sector is a sect is a secular state is a secure way is a security feature is a security measure is a security risk is a security tool is a sedative is a sedentary lifestyle is a segment is a selection is a self-catering accommodation is a self-catering apartment is a self-portrait is a selfie is a semi-detached house is a semiconductor is a senior researcher is a sensation is a sense is a sensitive area is a sensitive issue is a sensitive time is a sensor is a sentence is a sentiment is a separate apartment is a separate area is a separate building is a separate entity is a separate room is a separate unit is a septic tank is a sequel is a sequence is a serial killer is a series of actions is a series of events is a series of steps is a series is a serious attempt is a serious breach is a serious challenge is a serious commitment is a serious concern is a serious condition is a serious crime is a serious danger is a serious decision is a serious disease is a serious game is a serious health problem is a serious illness is a serious impediment is a serious infection is a serious infringement is a serious injury is a serious issue is a serious matter is a serious mistake is a serious obstacle is a serious offence is a serious offense is a serious problem is a serious reason is a serious risk is a serious threat is a serious violation is a sermon is a serum is a servant is a server is a service provider is a service is a session cookie is a session is a set of instructions is a set of measures is a set of rules is a set of standards is a set of tools is a setback is a settlement is a severe form is a severe problem is a sewer is a shade is a shadow is a shakedown is a shaman is a shambles is a shame is a shampoo is a sham is a shared responsibility is a shareholder is a shark is a sheet is a shelf is a shell is a shelter is a shield is a shift is a shining example is a shipping company is a shipyard is a ship is a shirt is a shock is a shoe is a shooting game is a shopping center