The word dorsoventral 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: 19
Highest Scoring Words With Friends™ Play In The Letters dorsoventral
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Seven Letter Word Alert: (84 words)
adorers, adorner, advents, adverts, aerosol, antlers, atoners, daltons, darners, darters, delator, dentals, donates, drooler, enlards, errands, errants, landers, larders, leantos, leotard, loaders, loaners, looters, noloads, noodles, odorant, onloads, orators, ordeals, orleans, ornater, overdot, overran, oversat, ranters, readorn, realtor, redroot, reloads, reloans, rentals, reroast, reroots, reslant, retards, retools, revolts, roasted, roaster, rodents, roosted, rooster, rooters, roseola, rostral, saltern, savored, savorer, senator, serovar, servant, slander, slanted, snarled, snarler, snooted, snorted, snorter, solvent, stander, starred, starved, starver, sternal, stooled, taverns, toolers, tornado, traders, travels, treason, vendors, ventral