The word heartbreaking 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: 25
Highest Scoring Words With Friends™ Play In The Letters heartbreaking
:
Seven Letter Word Alert: (90 words)
abating, agatine, angrier, arbiter, arenite, arraign, arrange, bargain, barking, barrage, barring, bathing, batiker, bearing, beating, beatnik, beignet, beneath, benight, bethink, braking, breaker, breakin, breathe, bringer, earring, earthen, eighter, gerbera, gherkin, grainer, granite, grantee, granter, greaten, greater, hairnet, harking, hearing, hearken, hearten, heating, herbage, herring, hetaera, inerter, ingrate, integer, keratin, kernite, narrate, neither, rainhat, rangier, rarebit, reagent, reaking, rearing, rebater, rebathe, rebegan, rebegin, rebirth, reeking, regrant, regrate, rehinge, reigner, reinter, retaken, retaker, rethank, rethink, retrain, righter, tanager, tangier, tankage, tarring, tearier, tearing, terrain, terrane, thanker, therein, thinker, trainee, trainer, treeing, triaene