The word hemispheric 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: 24
Highest Scoring Words With Friends™ Plays In The Letters hemispheric
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Seven Letter Word Alert: (21 words)
cephems, cherish, chimere, ciphers, empires, empiric, epimers, mercies, meshier, perches, phisher, pierces, precise, premise, rechime, recipes, respice, schemer, spermic, spheric, spicier