Is SIB a valid Scrabble word?
YES — SIB is a valid Scrabble word 5 points
Scrabble® and Words With Friends® points for SIB
SIB is a valid Scrabble US/CAN word worth 5 points:
S1I1B3
SIB is valid in Scrabble UK (World) —
S1I1B3
SIB is a valid Words With Friends word worth 6 points:
S1I1B4