SO, so

 SOD    TO SCATTER ONTO THE GROUND

 SOD    TO SAY; SAYING; SPEECH; SPEAK

 SOI    TO SLEEP

 SOI    TO BE BAD; EVIL

 SOI    TAXES; REVENUE; DUTY; TARIFF

 SOK    TO ABSORB

 SOK    A ROPE; STRING; HAWSER

 SOK    TO EXACT; DEMAND RANSOME; SEARCH

 SOK    LARGE LADLE

 SON    SHIP; BOAT; SAILING VESSEL

 SON    SOUR

 SON    GARLIC

 SON    TO CALCULATE; TO SCHEME

 SONG   ASCEND; GO UP

 SONG   CRISP

 SONG   HIGH; BEST

 SONG   MONK

 SONG   FROST

 SONG   OFTEN; REGULARLY

 SONG   TO REFILL

 SONG   INJURY

 SONG   TO INJURE

 SONG   TO TASTE; TO TRY

 SOR    TO BRUSH HAIR

 SOR    TO LOCK

 SOR    PADLOCK; LOCK MECHANISM; KEY

 SOR    A PLACE; BUILDING

 SOR    THAT; THAT WHICH

 SOR    EDIDLE PLANTS; VEGETABLES

 SOR    FOOLISH