The word materialise 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 materialise
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Seven Letter Word Alert: (61 words)
aerates, aerials, aeriest, airiest, airmail, airtime, amritas, armlets, atresia, elaters, elitism, emirate, irisate, itemise, lariats, limiter, mailers, malaise, maleate, maltier, marital, marlite, martial, mealier, meatier, melters, metrise, militar, mistier, mistral, realest, realise, realism, realist, reemits, relates, remails, remates, remelts, resmelt, retails, reteams, retiles, retimes, saltier, seamier, seriate, seriema, siltier, similar, siriema, slatier, slimier, smartie, smelter, smilier, stealer, steamer, sterile, tamales, tramels