The word linearised 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: 13
Highest Scoring Words With Friends™ Plays In The Letters linearised
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Seven Letter Word Alert: (42 words)
aediles, airline, airside, anilide, aniseed, dailies, dairies, dealers, dearies, deliria, denarii, denials, deniers, derails, dialers, diaries, eleidin, endears, enlards, insider, landers, leaders, leaners, learned, lenders, liaised, linseed, nailers, readies, realise, redeals, redials, redline, relined, relines, renails, sandier, sardine, slander, slender, snailed, snarled