The word dispensary 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: 17
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (29 words)
aspired, aspires, despair, diapers, dryness, dyspnea, panders, pansies, paresis, pessary, praised, praises, resands, resnaps, respans, respins, sanders, sandier, sardine, snipers, spaders, spiders, spidery, spindry, spireas, sprains, sprayed, spreads, synapse