R1A1I1N1W4A1S1H4I1N1G2
18 points
RAINWASHING is validvalid
RAINWASH, to wash material downhill by rain [v]
RAINWASH, to wash material downhill by rain [v]
RAINWASH, to wash material downhill by rain [v]
RAINWASH, to wash material downhill by rain [v]