The word concertising 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: 22
Highest Scoring Words With Friends™ Play In The Letters concertising
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Seven Letter Word Alert: (79 words)
centric, cistern, citrine, citrons, cognise, coiners, coining, conceit, concern, concert, concise, congest, connect, consent, consign, coreign, cornets, cornice, corning, costing, cretins, cringes, critics, cronies, eosinic, erotics, gnostic, goiters, goitres, goriest, iconist, icteric, igniter, ignites, ignitor, ignores, incisor, inciter, incites, inosine, inosite, interns, intoner, intones, introns, ioniser, irenics, ironies, ironing, nesting, noisier, norites, notices, orients, origins, recoins, regions, reicing, reining, renting, resting, rinsing, rioting, scoring, section, sericin, siccing, snoring, sorting, stinger, stonier, stoning, storing, tensing, tension, tiering, tinners, tinnier, triones