Is SIRS a valid Scrabble word?
YES — SIRS is a valid Scrabble word 4 points
Scrabble® and Words With Friends® points for SIRS
SIRS is a valid Scrabble US/CAN word worth 4 points:
S1I1R1S1
SIRS is valid in Scrabble UK (World) —
S1I1R1S1
SIRS is a valid Words With Friends word worth 4 points:
S1I1R1S1