The word internalizes 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: 24
Highest Scoring Words With Friends™ Play In The Letters internalizes
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Seven Letter Word Alert: (88 words)
aeriest, airiest, airline, aniline, antlers, antsier, arenite, asinine, earnest, eastern, elastin, elaters, ensnare, ensnarl, entails, enteral, entrain, entries, eternal, inertia, inlines, insaner, intense, interns, irisate, lantern, lateens, latrine, laziest, leaners, leanest, lenient, lenites, lineate, linnets, lintier, nailers, nailset, nastier, nearest, neatens, nitrene, ratline, realest, realise, realist, realize, relates, relents, reliant, relines, renails, rennets, rentals, reslant, restain, retails, retains, retiles, retinal, retinas, salient, saltern, saltier, seltzer, seriate, siltier, slatier, stainer, stealer, sterane, sterile, sternal, tanners, teazels, teazles, tenners, tensile, tinners, tinnier, trainee, trenail, triaene, trienes, zaniest, zeatins, zestier, zinnias