The word enforcements 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 enforcements
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Seven Letter Word Alert: (38 words)
cements, cenotes, centers, centres, confers, consent, cornets, emoters, encores, enforce, entrees, estrone, fencers, ferment, foments, foremen, foresee, forseen, freemen, meeters, mentors, meronts, meteors, monster, necrose, netform, nonfree, octenes, oftener, refects, refence, remeets, remotes, rennets, scenter, secrete, teemers, tenners