The word subcortical 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 subcortical
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Seven Letter Word Alert: (42 words)
abortus, aboulic, accurst, arctics, bailout, blastic, boracic, bristol, bucolic, burials, calicos, caloric, caribou, caustic, clastic, coarcts, cobalts, crucial, crustal, cuatros, cubical, curials, curtail, labours, libator, occular, occults, oculars, oculist, orbital, oscular, outsail, rituals, rosalic, scoriac, scribal, scrotal, stoical, strobic, subrail, tailors, tribals