The word sulfanilamide 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: 24
Highest Scoring Words With Friends™ Play In The Letters sulfanilamide
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Seven Letter Word Alert: (70 words)
aliased, alliums, alludes, alumels, alumina, alumnae, alumnal, amnesia, anilide, animals, dailies, denials, diamine, dualise, dualism, emulsin, fadeins, famines, fillies, filmise, finales, finials, flailed, illfame, illmade, illumed, indiums, infidel, infield, infills, inflame, infused, inulase, laminae, laminal, laminas, leadman, liaised, maidens, malaise, malleus, manilla, manuals, maudlin, medians, medulla, medusal, mensual, midlife, midline, mindful, misdeal, misdial, misfile, misfuel, mislaid, mislead, seamaid, seminal, sideman, snafued, snailed, sulfide, sullied, sundial, unaimed, unfills, unideal, unified, unifies