The word skyrocketing is playable in Words With Friends™, but 1 blank substituting for the letter 'k' is 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: 23
Highest Scoring Words With Friends™ Plays In The Letters skyrocketing
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Seven Letter Word Alert: (70 words)
cistern, citrons, cognise, coiners, congest, conkers, coreign, corking, cornets, costing, cretins, cringes, cronies, cryings, cryogen, cygnets, cystine, erotics, gnostic, goiters, goitres, goriest, ignores, inocyte, keyring, kickers, knicker, knocker, norites, notices, octynes, orients, recking, reckons, recoins, regions, reknits, reknots, restick, resting, restock, retying, rickets, rickety, rockets, rocking, scoring, scrying, section, skinker, snicker, society, socking, sorting, sticker, stinger, stinker, stocker, stoking, stonier, storing, stringy, syringe, tickers, tinkers, tricksy, triones, triynes, yesking, yonkers