M3I1S1R1E1C3K5O1N1
17 points
MISRECKON is validvalid
to reckon wrongly [v MISRECKONED, MISRECKONING, MISRECKONS]
to reckon wrongly; to miscalculate [v -ED, -ING, -S]
to reckon wrongly [v MISRECKONED, MISRECKONING, MISRECKONS]
to reckon wrongly; to miscalculate [v -ED, -ING, -S]