W4I1N1T1E1R1I1Z10A1T1I1O1N1S1
26 points
WINTERIZATIONS is validvalid
WINTERIZATION, the act of winterizing [n]
WINTERIZATION, the act of winterizing, also WINTERISATION [n]
WINTERIZATION, the act of winterizing [n]
WINTERIZATION, the act of winterizing, also WINTERISATION [n]