The word spiderwort 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: 17
Highest Scoring Words With Friends™ Play In The Letters spiderwort
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Seven Letter Word Alert: (42 words)
deports, deposit, diopter, dioptre, dopiest, dowries, editors, peridot, periods, porters, posited, powders, presort, reports, rewords, rioters, roisted, roister, ropiest, rowdier, rowdies, sortied, spirted, sported, steroid, stirred, storied, strider, stridor, striped, striper, strowed, tierods, topside, torpids, tripeds, tripods, weirdos, wordier, worried, worries, writers