The word martyrising 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: 19
Highest Scoring Words With Friends™ Play In The Letters martyrising
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Seven Letter Word Alert: (26 words)
airings, animist, arising, gastrin, gymnast, margins, marring, martini, martins, martyrs, matings, migrant, misting, raising, ratings, smiting, staring, staying, stringy, stygian, syntagm, syringa, tarring, timings, trigram, yirring