The word thrombolytics 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: 27
Highest Scoring Words With Friends™ Play In The Letters thrombolytics
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Seven Letter Word Alert: (43 words)
bicolor, blotchy, boorish, borscht, bottoms, boycott, bristly, bristol, chymist, cohorts, coltish, corymbs, cytosol, history, horsily, moistly, moorish, myotics, ooliths, osmotic, ostrich, otocyst, otolith, rhombic, rhotics, rhymist, risotto, robotic, schorly, shortly, smoochy, smoothy, soothly, sootily, strobic, symbiot, thirsty, thistly, thrombi, timothy, tomboys, tricots, trisomy