The word geraniums 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: 16
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (24 words)
airguns, amusing, arenium, enigmas, erasing, gainers, guineas, imagers, mangers, mangier, manures, margins, marines, mirages, mungers, reaming, regains, remains, reusing, seaming, searing, seminar, sirname, surname