The word polysynthetic 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 polysynthetic
:
Seven Letter Word Alert: (89 words)
chipset, choline, clients, clothes, coltish, contest, copyist, cotyles, cotypes, cystine, epsilon, ethnics, ethynyl, histone, holiest, honesty, hoplite, hospice, hostile, hotline, ineptly, inocyte, inspect, instyle, iphones, isohyet, isotype, isotypy, lection, leptons, lichens, lionets, lynches, nepotic, notches, notices, octynes, pectins, pencils, pettily, pettish, phenols, phenyls, phoneys, phonics, phonies, phonily, pinches, pinhole, pitches, pleions, poetics, polices, polyyne, potency, potiche, potties, pottles, pyocyst, pyocyte, pythons, section, shitpot, snitchy, society, sphenic, spittle, splenic, splotch, spotlit, spyhole, stenchy, stencil, stonily, stylion, styptic, sylphic, syncope, synoecy, tenthly, testily, thiones, thistle, thistly, tinpots, tiptoes, toilets, topline, tylotes