The word replanting 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: 18
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (49 words)
aligner, antigen, earning, elating, entrain, gelatin, genital, gentian, granite, ingrate, lantern, latrine, leaning, leaping, learing, nearing, painter, panting, parting, pealing, pelting, pentail, pertain, pingler, pinnate, plainer, planing, planner, planter, plating, praline, prating, ranting, ratline, realign, reaping, regnant, reliant, renting, repaint, replait, replant, retinal, ringlet, tagline, tangier, tearing, tingler, trenail