The word unscrupulousness cannot be made in Words With Friends™. It is 16 letters long, too long to fit on a WordsWithFriends board (15 letters max).
Highest Scoring Words With Friends™ Play In The Letters unscrupulousness
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Seven Letter Word Alert: (56 words)
censors, cloners, closers, closeup, closure, consuls, corpses, counsel, coupler, couples, courses, cresols, crosses, cupless, cupules, cussers, ensouls, leprous, lessons, lessors, lupuses, neurons, nonplus, nonuser, nucleon, nucleus, percuss, persons, plusses, poseurs, possess, pouncer, pounces, process, pulsers, punless, punners, pursues, recoups, runnels, scruple, sensors, slopers, sonless, sources, sporule, spouses, spruces, sucrose, sunless, surplus, unclose, uncross, uncurls, uncurse, uprouse