The word ketonurias 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: 16
Highest Scoring Words With Friends™ Plays In The Letters ketonurias
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Seven Letter Word Alert: (43 words)
antsier, atoners, aunties, intakes, karites, keratin, korunas, nastier, natures, nitrous, norites, nutsier, orients, otarine, outearn, outrank, rainout, rankest, rations, reknits, reknots, restain, retains, retinas, routine, saunter, senator, sinuate, snakier, stainer, stinker, stonier, stourie, tankers, tanukis, tinkers, tonsure, treason, triones, troikas, uniters, urinate, urostea