The word kleptomania 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: 23
Highest Scoring Words With Friends™ Plays In The Letters kleptomania
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Seven Letter Word Alert: (29 words)
aeolian, ailment, aliment, amentia, animate, antlike, elation, impanel, implant, kaoline, laminae, manlike, maplike, naptime, nepotal, netmail, oatlike, oatmeal, opaline, optimal, palmate, patinae, pentail, pimento, planeta, tapeman, toenail, toplike, topline