The word traditionalism 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: 20
Highest Scoring Words With Friends™ Play In The Letters traditionalism
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Seven Letter Word Alert: (88 words)
admiral, airmail, almonds, altoist, amritas, animals, animist, armload, artisan, artsman, astroid, atonias, attains, daltons, diarist, diatoms, dilator, diorama, diosmin, distant, distort, domains, domatia, donairs, dormant, idolist, initial, inroads, intorts, laminar, laminas, lamnoid, lariats, liaison, lionism, mandril, mantras, marinas, marital, marlins, martial, martian, martini, martins, mastoid, matador, matrons, midairs, militar, militia, milords, misdial, mislaid, mistold, mistral, monilia, mordant, mortals, nimrods, normals, nostril, oarsman, ordains, ordinal, radials, radians, radiant, randoms, rations, rattail, rattons, roadman, similar, sirloin, stamina, stardom, starlit, station, stomata, straint, stromal, tailors, talonid, tartans, tostada, transit, tritoma, tsarina