The word escalation 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: 15
Highest Scoring Words With Friends™ Play In The Letters escalation
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Seven Letter Word Alert: (42 words)
aconite, actions, aeolian, alecost, alicant, aloetic, atonias, atonics, cantles, castile, cations, celosia, clients, coalise, coalite, coastal, elastic, elastin, elation, entails, isolate, laciest, lactase, lactone, lactose, lancets, leantos, lection, lionets, locates, nailset, notices, octanes, oilcans, salient, satanic, sealant, sealion, section, stencil, stoical, toenail