The word machinations 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
Seven Letter Word Alert: (34 words)
actions, amnions, animist, anionic, anoints, atomics, atonias, atonics, cantons, cations, chamois, chanson, coatman, contain, iconism, iconist, incants, maniacs, mannish, mansion, masonic, minions, miscoin, nations, niacins, nicosia, satanic, scatoma, somatic, somitic, stamina, stannic, stomach, thiamin