The word vascularizing 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: 34
Highest Scoring Words With Friends™ Plays In The Letters
Seven Letter Word Alert: (56 words)
agarics, airguns, airings, aisling, alginic, angular, arising, azuring, calving, canular, canulas, carinal, carving, causing, cingula, cranial, craving, crazing, curials, curling, cursing, curving, czarina, garlics, glucans, guarani, iguanas, insular, lacings, lacinia, lairing, langurs, livings, lunaria, railing, raising, ravings, rulings, sailing, salving, sangria, saucing, saurian, scaling, scaring, slaving, slicing, uncivil, urinals, vaginal, vaginas, valuing, vialing, virgins, zingara, zingari