The word minesweepers 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: 22
Highest Scoring Words With Friends™ Plays In The Letters minesweepers
:
Seven Letter Word Alert: (36 words)
emerses, empires, empress, enemies, epimers, impress, messier, mispens, misween, nemesis, newsier, peewees, penises, preemie, premise, premiss, remines, repines, respins, resweep, rewipes, seepier, siemens, simpers, snipers, spewers, spewier, sweeper, swipers, weenier, weepers, weepier, weiners, wieners, wiremen, wisemen