The word uncomprehended 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: 30
Highest Scoring Words With Friends™ Play In The Letters uncomprehended
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Seven Letter Word Alert: (75 words)
cerumen, cheeped, cheered, chomped, chomper, chromed, chunder, churned, cohered, compere, condemn, creeped, crunode, cuprene, decoder, decorum, decreed, deducer, deepend, dendron, denuder, deponed, douched, emended, emender, encoded, encoder, encored, endured, enrheum, eudemon, homered, homerun, hounded, humored, hundred, morphed, mounded, mourned, munched, munchee, nephron, nondeep, perched, phoneme, porched, pouched, pounced, pouncer, pounded, pounder, precede, precode, preened, proceed, produce, punched, puncher, receded, recoded, redound, reduced, rehomed, rehoned, remound, rheumed, ropemen, rounded, uncoded, uncored, undoped, unended, unhoped, unperch, upended