The word replanted 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
Seven Letter Word Alert: (30 words)
adepter, alerted, altered, deplane, enteral, eternal, learned, paneled, pearled, petaled, planted, planter, pleader, pleated, predate, predeal, prelate, pretend, redealt, redtape, related, repanel, replane, replant, replate, replead, repleat, retaped, tapered, treadle