- saddler
- sadhu
- sadness
- safari park
- safe
- sago
- sacrifice
- sacrosanct
- sad
- sadden
- sahib
- saccharide
- sachet
- sacrilege
- sacrilegious
- sail
- safety valve
- saffron
- saffron crocus
- sag
- sagacious
- sagaciously
- sage
- sagging
- sacred fig
- sadist
- saddhu
- sagittarius the archer
- sagittarius
- safety
- safety device
- safety pin
- sacred
- sadistic
- sacristy
- sailboat
- sailing boat
- safety zone
- saint
- syrinx
- syrupy
- system
- syringe
- systema nervosum
- systematic
- system of rules
- systema alimentarium
- systema digestorium
- systema lymphaticum
- systema respiratorium