The word systematization 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: 30
Highest Scoring Words With Friends™ Play In The Letters systematization
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Seven Letter Word Alert: (78 words)
amenity, amentia, amnesia, amnesty, anatomy, animate, animist, animose, anytime, atomise, atomize, atonias, attains, attests, azoteas, azotise, azymite, etymons, imitate, inmates, inosite, inseams, instate, ionises, ionizes, iotizes, isonyms, isozyme, maziest, meiosis, miniate, misseat, mission, miszone, mitiest, mitoses, mitosis, mittens, moisten, myosins, nosiest, notists, satiate, satiety, seamost, seitans, sestina, simians, smitten, somites, sonatas, stamens, stamina, stanzas, statins, station, statism, statist, stetson, stimies, stomata, stomate, stomies, stymies, taoists, tiniest, tomtits, zaniest, zeatins, zionism, zionist, zoisite, zonates, zoysias, zymases, zymosan, zymoses, zymosis