The word venturesomeness 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: 25
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (77 words)
emerses, emoters, ensures, entrees, envenom, esteems, estrone, estrous, estrums, evenest, meeters, mentors, meronts, meteors, monster, mounter, mousers, mousses, musters, nervous, nesters, neurons, neuters, neutron, nonmute, nonuser, nostrum, oestrus, oneness, ousters, outsees, oversee, overset, overuse, remeets, remotes, remount, removes, renests, rennets, resents, restems, resumes, retunes, revenue, revotes, ruesome, russets, sensors, sermons, sonnets, sourest, stenose, stereos, sternum, stoners, stunner, sunsets, teemers, tenners, tensors, tenures, tonsure, toruses, tossers, tresses, trusses, unnerve, unreeve, unreset, unrests, unsorts, urnmoss, veneers, venture, vetoers, voteens