The word vulgarities 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: 19
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (49 words)
aiglets, aigrets, airiest, augites, estival, estrual, gaiters, girlies, glister, gluiest, gravels, gravest, gravies, gristle, guitars, gustier, gutsier, ilvaite, irisate, largest, ligates, lustier, realist, retails, revisit, revuist, rituals, rivulet, rutiles, saltier, saluter, siltier, slatier, stagier, stivier, surveil, travels, triages, trivial, ugliest, uralite, utilise, uveitis, vaguest, valuers, vaulter, veritas, virtual, virtues