- suggestionSomething suggested (with subsequent adposition being for)
- sojournA short stay somewhere.
- succourAid, assistance, or relief given to one in distress; ministration.
- subalternOf a lower rank or position; inferior or secondary; especially (military) ranking as a junior officer, below the rank of captain.
- sub-Under, beneath.
- sublunarySituated beneath the moon; specifically, between the moon and the earth.
- subnivalOf a habitat: of an altitude, latitude, or type just below that which would be permanently covered by snow (the snow line).