The word mordaciously 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: 23
Highest Scoring Words With Friends™ Play In The Letters mordaciously
:
Seven Letter Word Alert: (33 words)
acomous, acridly, aircool, amorous, amyloid, clamors, clamour, colours, cordial, curials, doomily, dualism, dysuria, lauroid, malodor, milords, modular, moodily, morulas, mousily, mucoids, mucosal, muroids, muscoid, musical, myriads, oculars, oscular, radiums, rosalic, saucily, scarily, sodomic