The word weatherglasses 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: 22
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (98 words)
aerates, ageless, artless, ashless, assarts, asserts, atlases, aweless, eaglets, earless, eartags, elaters, gashers, gasless, gassers, gathers, gearset, gelates, glasses, gleeter, grasses, greases, haglets, halters, hassles, hatless, healers, hearses, heaters, hetaera, laagers, largess, largest, lashers, lathers, leasers, leashes, leather, legates, lessees, rashest, realest, reheats, reheels, relates, release, resales, reseals, reseats, restage, rethaws, sealers, searats, seastar, seaters, seesaws, seether, seethes, sheeter, shelter, slasher, slashes, slaters, slather, stagers, stalags, stashes, stealer, swasher, swashes, swathes, sweater, sweeter, swelter, tarsals, tassels, tealess, teargas, teasels, teasers, teaware, trashes, tresses, warless, washers, washrag, wastage, wasters, weasels, weather, whalers, wheeler, whereas, whereat, wrasses, wreathe, wreaths, wrestle