The word polemicised is playable in Words With Friends™, no blanks required. Because it is longer than 7 letters, you would have to play off an existing word or do it in several moves.
Words With Friends™ Letter Score: 22
Highest Scoring Words With Friends™ Play In The Letters polemicised
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Seven Letter Word Alert: (34 words)
cleomes, clomped, compels, compile, deciles, delimes, deslime, despoil, dimples, diocese, dipoles, doilies, eclipse, episode, episome, idolise, impedes, implied, implies, implode, imposed, melodic, miscode, mispled, oilseed, pedicel, pedicle, ploidic, polemic, policed, polices, soliped, spliced, spoiled