The word admonisher 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: 17
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (64 words)
adhorns, admires, adonise, amidone, aneroid, animose, anodise, anomers, arshine, daemons, damners, dehorns, dirhams, dishorn, domains, donairs, enamors, hadrons, haemins, hairdos, handers, handier, hardens, headons, hernias, heroins, heroism, hinders, indorse, inroads, inshore, maidens, marines, medians, menorah, midrash, minders, misdoer, misdone, mishear, misread, moaners, moderns, moraine, nimrods, oarsmen, ordains, radomes, randoms, remains, remands, reminds, roadies, roadmen, romaine, rosined, sandier, sardine, seminar, shadier, shrined, sidearm, sideman, sirname