The word porcelainize 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: 29
Highest Scoring Words With Friends™ Play In The Letters porcelainize
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Seven Letter Word Alert: (39 words)
aileron, airline, caliper, calorie, clarion, cleaner, coalier, coalize, corneal, enolize, icepail, iconize, inplace, ionizer, laicize, lionize, liriope, opaline, opalize, panicle, pelican, piazine, pioneer, plainer, polaric, porcine, praline, proline, realize, reclean, recline, reclone, repanel, replace, replane, replica, zincier, zipline, zoecial