The word uniformness 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: 20
Highest Scoring Words With Friends™ Plays In The Letters uniformness
:
Seven Letter Word Alert: (35 words)
fermion, firmoss, fissure, funnier, funnies, fusions, fussier, inferno, informs, infuser, infuses, infusor, insures, isomers, minuses, misuser, mossier, mousers, mousier, neurons, nonfire, nonuser, reunion, seniors, serious, sermons, sinners, sunnier, sunnies, sunrise, surmise, unforms, uniform, unrisen, urnmoss