The word mechanisation 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™ Play In The Letters mechanisation
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Seven Letter Word Alert: (90 words)
achiest, aconite, actions, aitches, amentia, amnesia, amnesic, amnions, anaemic, ancient, animate, animist, animose, anionic, anoints, anthems, asinine, atheism, atomics, atomise, atonias, atonics, caeomas, canines, cantons, catenin, cations, chamois, chanson, chasten, chemist, cinemas, coatman, consent, contain, enchain, enchant, eosinic, ethnics, haemins, hinnies, histone, homiest, icemans, ichnite, iconism, iconist, incants, incites, incomes, inmates, inosine, inosite, intones, machine, maniacs, mannish, mansion, masonic, matches, meiotic, menisci, mention, miniate, minions, miscite, miscoin, moisten, montane, nascent, nations, nematic, niacins, nicosia, nonmate, nonmeat, notches, notices, octanes, satanic, scatoma, section, somatic, somitic, stamina, stannic, stomach, tension, thiamin, thiones