U1N1D2E1R1P3R1O1P3
14 points
UNDERPROP is validvalid
[v UNDERPROPPED, UNDERPROPPING, UNDERPROPS]
to prop from beneath [v UNDERPROPPED, UNDERPROPPING, UNDERPROPS]
[v UNDERPROPPED, UNDERPROPPING, UNDERPROPS]
to prop from beneath [v UNDERPROPPED, UNDERPROPPING, UNDERPROPS]