The word bronchodilator 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: 25
Highest Scoring Words With Friends™ Play In The Letters bronchodilator
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Seven Letter Word Alert: (49 words)
airborn, aircool, baldric, bandito, bicolor, binodal, botanic, bradoon, bronchi, caldron, carotid, carrion, cartoon, catbird, chariot, chlorin, chorion, choroid, clarion, coalbin, cohabit, control, coolant, cordial, cordoba, coronal, cotidal, dilator, haricot, hobnail, inboard, libator, locator, octoban, odorant, onboard, oration, orbital, orchard, ordinal, robotic, tabloid, tabooli, talonid, tobiano, toolbar, tornado, triarch, trochar