The word elasticised 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: 16
Highest Scoring Words With Friends™ Play In The Letters elasticised
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Seven Letter Word Alert: (55 words)
aediles, aedilic, aidless, ascites, castile, castled, castles, ciliate, citadel, cladist, classed, dacites, dailies, daisies, deceits, deciles, declass, deistic, deities, delates, delicts, delists, deltaic, desalts, descale, desilts, details, dialect, diciest, diesels, dietics, dieties, dilates, discase, disease, dissect, distils, easiest, eidetic, elastic, elicits, iceless, italics, laciest, laicise, liaised, liaises, seaside, sedates, selects, sidelit, silicas, tealess, teasels, tieless