The word disinformation 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: 23
Highest Scoring Words With Friends™ Plays In The Letters
Seven Letter Word Alert: (66 words)
amnions, andiron, animist, anodont, anoints, astroid, diarist, diatoms, diosmin, disroot, domains, dominos, donairs, doorman, doormat, dormant, farmost, fondant, footman, forints, formats, indians, indoors, indraft, infants, informs, innards, inroads, insofar, introns, ironman, isodont, mafioso, mansion, maroons, martini, martins, mastoid, matrons, midairs, midfoot, minions, monitor, monoids, mordant, motions, nanodot, nanorod, nations, nimrods, nonarts, nonfarm, nonfast, nonfoam, nonriot, notions, odorant, oration, ordains, randoms, rations, stardom, tornado, toroids, torsion, trifids