V4U1L1C3A1N1I1Z10E1D2
25 points
VULCANIZED is validvalid
VULCANIZE, [v VULCANIZED, VULCANIZES, VULCANIZING] : VULCANIZATION [v]
VULCANIZE, to change the properties of, as caoutchouc, or India rubber, by the process of vulcanization, also VULCANISE [v]