The word personalize 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: 25
Highest Scoring Words With Friends™ Play In The Letters personalize
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Seven Letter Word Alert: (48 words)
aileron, alpeens, alpines, areoles, elopers, enolase, enolize, epsilon, leaners, leapers, loaners, nailers, opaline, opalize, openers, orleans, paroles, peonies, persona, pioneer, plainer, planers, pleaser, pleions, praline, presale, proline, realise, realize, relapse, relines, reloans, renails, reopens, repanel, repeals, repiles, repines, replane, replans, replies, rezones, sealion, soapier, spaniel, spelean, spoiler, zeroise