The word calumniates 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 calumniates
:
Seven Letter Word Alert: (90 words)
actuals, acuates, acumens, ailment, alicant, aliment, alumina, alumnae, amentia, amnesia, amnesic, amulets, anaemic, animals, animate, aunties, caesium, calamus, calmest, calumet, cantles, canulae, canulas, castile, cauline, cinemas, clients, climate, cultism, cutline, elastic, elastin, eluants, emulant, emulsic, emulsin, encalms, entails, icemans, inmates, inulase, laciest, lactase, lacunae, laments, laminae, laminas, lancets, leucism, lucites, lunates, lunatic, luniest, macules, malaise, malices, manacle, maniacs, mantels, mantles, manuals, mensual, metical, minuets, minutes, mistune, munites, musical, nailset, nautica, nematic, netmail, nutcase, nutmeal, salient, sanctum, satanic, sealant, seminal, sinuate, stamina, stencil, sulcate, sultana, tamales, tsunami, unlaces, unmates, unsmelt, utensil