The word confectioner 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: 23
Highest Scoring Words With Friends™ Play In The Letters confectioner
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Seven Letter Word Alert: (24 words)
centric, conceit, concern, concert, confect, confine, conifer, connect, connote, cornice, coronet, coterie, eccrine, enforce, enteric, enticer, inferno, intoner, nitrene, nonfire, nonfree, nonriot, oftener, oncotic