The word linguistically 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: 26
Highest Scoring Words With Friends™ Plays In The Letters linguistically
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Seven Letter Word Alert: (56 words)
agility, aisling, alginic, allying, anglist, calling, casting, causing, cingula, culling, gauntly, glucans, glycans, gustily, illicit, illitic, initial, install, instill, intagli, italics, lacings, lasting, lilting, lingual, listing, lugsail, lulling, lunatic, lustily, lusting, nastily, nullity, sailing, saintly, saltily, salting, saucily, saucing, scaling, scantly, silting, slating, slaying, slicing, stagily, staying, stygian, styling, suiting, sunlily, tailgun, tailing, tilings, tilling, unsilty