The word hyperboloids 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: 24
Highest Scoring Words With Friends™ Play In The Letters hyperboloids
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Seven Letter Word Alert: (51 words)
bedrops, beholds, bipoles, blooper, boilers, boleros, bolides, boodles, boorish, boysier, bridles, broiled, delphis, deploys, despoil, dipoles, disobey, disrobe, herdboy, holders, horsily, hosiery, hybrids, hydrops, iophobe, leprosy, loopier, orebody, orioles, periods, polyose, poodles, preboil, presold, prosody, reboils, respool, rosehip, shopboy, soberly, soldier, soliped, spidery, spoiled, spoiler, spooled, spooler, spoored, spyhole, sylphid, yodlers