The word misconducting 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: 28
Highest Scoring Words With Friends™ Play In The Letters misconducting
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Seven Letter Word Alert: (50 words)
codings, coining, comings, condign, conduct, conduit, consign, costing, diction, dimuons, dinting, diosmin, dousing, ducting, dusting, gnomist, gnostic, iconism, iconist, indicts, indigos, indiums, inducts, mincing, minding, minions, minting, miscoin, misting, mousing, mucoids, muscoid, nonsuit, ousting, outings, siccing, sigmoid, smidgin, smiting, somitic, stoning, suction, suiting, tidings, timings, tunings, unction, undoing, uniting, unstoic