Sleekit, cunning.
Slockin, to allay thirst.
Smoored, smothered.
Soughs, applied to the breathing a tune, also the sighing of the wind.
Sowdie, a heterogeneous mess.
Speer, ask.
Spulzien, spoiling.
Squinting, looking obliquely.
Staigie, the diminutive of staig, a young horse.
Starn, star.