The word hypermarkets 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: 26
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (82 words)
amperes, armrest, empathy, hampers, hamster, hapters, harpers, heapers, hearers, heaters, keyseat, markers, markets, martyrs, mastery, meerkat, phraser, praters, prayers, prearms, preheat, premake, preterm, reakers, reamers, reapers, reharms, reheaps, rehears, reheats, remaker, remakes, remarks, remates, reparks, reparse, repaste, repeats, reperks, reprays, rerapes, reshake, reshape, reshare, respeak, respray, restake, restamp, restrap, retaker, retakes, retapes, reteams, retears, retraps, retypes, rhymers, serrate, sharker, sharper, shearer, smarter, smearer, sparker, speaker, spearer, sprayer, stamper, starker, steamer, strayer, streaky, streamy, tampers, taperer, tearers, tempera, tempers, tephras, therapy, tramper, trasher