The word viscometries 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 viscometries
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Seven Letter Word Alert: (84 words)
cerises, coesite, corsets, cosiest, coterie, coverts, coveter, cresset, emetics, emoters, emotive, erosive, erotics, erotise, escorts, evictor, isomere, isomers, itemise, ivories, ivorist, meioses, meiosis, meiotic, mercies, messier, meteors, metrics, metrise, miscite, missort, misters, mistier, misvote, mitoses, mitosis, moister, mortise, mossier, motives, oecists, overset, oversit, recites, reemits, remotes, removes, resects, restems, restive, retimes, revises, revisit, revoice, revotes, rosiest, secrets, sectors, seismic, service, sievert, sitcoms, smiters, soirees, somites, somitic, sorties, stereos, stimies, stivers, stivier, stomies, stories, strives, vectors, verismo, verisms, verists, vetoers, victims, victors, visitor, voicers, vomiter