The word artiodactyls 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: 19
Highest Scoring Words With Friends™ Play In The Letters artiodactyls
:
Seven Letter Word Alert: (46 words)
acrasid, acridly, altoist, ascarid, astroid, astylar, carload, carotid, cattail, cattily, citator, cladist, clarity, coaltar, coastal, cordial, cotidal, cotylar, crayola, crystal, cystoid, dactyls, dicotyl, dilator, distort, drastic, lariats, radials, radical, rattail, ricotta, rosalic, saltcat, scarily, scrotal, starlit, stoical, styloid, tacitly, tailors, tardily, tastily, tostada, tricots, trysail, yttrias