1. Incapable of being navigated

See also: impassable, unpassable

• sapraemia
• sapremia
• saprobe
• saprobic
• saprogenic
• Saprolegnia
• Saprolegnia ferax
• Saprolegniales
• saprolite
• sapropel
• saprophagous
• saprophyte
• saprophytic
• saprophytic organism
• saprotroph
• saprozoic
• SAPS
• sapsago
• sapsucker
• sapwood
• Saqqara
• Saqqarah
• saquinavir
• Sara Teasdale
• saraband