The word dehumanising 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: 23
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (55 words)
amusing, anguish, asinine, damning, dashing, diamine, dingies, dishing, endings, enigmas, ensuing, gaudies, gnashed, guanine, guineas, haemins, handgun, handing, hangmen, heading, hidings, hinnies, imagine, indians, indiums, inhuman, maidens, mannish, mashing, meaning, medians, mending, meshing, minding, mundane, mushing, sanding, sandmen, seaming, sending, shading, shaming, shindig, shining, shinned, shunned, sideman, smidgen, smidgin, unaimed, undines, unhands, unhinge, unmined, unnamed