The word roentgenography 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: 28
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (71 words)
annoyer, another, apogeny, atrophy, earthen, engorge, entropy, eophyte, geogeny, geogony, grantee, granter, greaten, greater, groaner, gyrator, harpoon, hearten, heptane, heptyne, honoree, honorer, neonate, neotype, nephron, nonhero, norther, oophyte, operant, operate, oranger, orangey, oratory, oregano, ornater, orogeny, panther, partner, pentane, pentyne, phenate, portage, portray, potheen, praetor, preheat, prenote, progeny, pronate, prorate, protean, protege, reagent, reannoy, reentry, regnant, regorge, regrant, regraph, regrate, rehonor, tannery, taperer, ternary, terrane, therapy, thereon, tonnage, trooper, typhoon, yearner