The word sacramental 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: 19
Highest Scoring Words With Friends™ Play In The Letters sacramental
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Seven Letter Word Alert: (44 words)
acaters, almanac, antlers, arctans, armlets, arsenal, artsman, artsmen, calmest, cameras, canasta, canters, cantles, caramel, cartels, central, clarets, encalms, lactase, laments, lancers, lancets, manacle, mantels, mantles, mantras, maracas, marasca, martens, mascara, nectars, recants, rentals, reslant, saltern, scanter, scarlet, sealant, smarten, sternal, tamales, tarmacs, tramels, trances