The word pharmacological 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: 33
Highest Scoring Words With Friends™ Play In The Letters pharmacological
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Seven Letter Word Alert: (35 words)
acclaim, achiral, acholia, aircool, alcohol, amphora, aphagia, apogaic, archaic, caloric, camphor, cariama, carpool, chloral, choragi, chromic, cloacal, cochair, comical, corolla, glacial, gorilla, graphic, haircap, logical, magical, mailcar, malacia, malaria, morphic, oghamic, paralog, phallic, piccolo, polaric