The word impatiently 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: 21
Highest Scoring Words With Friends™ Play In The Letters impatiently
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Seven Letter Word Alert: (27 words)
ailment, aliment, amenity, anytime, aplenty, emptily, imitate, impanel, impiety, implant, ineptly, laytime, meatily, miniate, naptime, nattily, netmail, patient, payment, penalty, pentail, pettily, pintail, ptyalin, tailpin, timpani, tympani