The word admiralties 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: 16
Highest Scoring Words With Friends™ Play In The Letters admiralties
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Seven Letter Word Alert: (82 words)
admiral, admires, aerials, airdate, airiest, airmail, airside, airtime, alarmed, aliased, amritas, aridest, armlets, astride, atresia, dailies, dairies, delimit, deliria, derails, details, dialers, diaries, diarist, dilater, dilates, dirties, disrate, ditsier, elitism, irisate, lariats, liaised, limited, limiter, mailers, malaise, maltier, marital, marlite, martial, midairs, mildest, militar, misdate, misdeal, misdial, misedit, mislaid, mislead, misread, mistier, mistral, radials, radiate, readmit, realism, realist, redials, remails, retails, saltier, seamaid, sidearm, sidelit, siltier, similar, siriema, slatier, slimier, smarted, smartie, smilier, stimied, tamales, tiaraed, tidiers, timider, tirades, trailed, tramels, tridems