The word vulcanisations 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: (87 words)
actions, actuals, alicant, anionic, annuals, anoints, antlion, assault, atonias, atonics, auction, aulists, aviatic, avionic, caisson, cannoli, cannula, cantons, canulas, canvass, casinos, casuals, cations, caution, coastal, colitis, consist, consuls, consult, contain, cousins, iconist, incants, insulin, insults, inulins, italics, lacinia, liaison, locusts, lunatic, nations, nautica, niacins, nicosia, nonsuit, oculist, oilcans, outsail, salivas, salvias, sanctus, satanic, savants, silicas, silicon, silvans, socials, solicit, sonatas, stannic, stanols, stoical, suction, sultana, sultans, suntans, sustain, tocsins, tonsils, toucans, uncivil, unclots, uncoils, unction, unlists, unstain, unstoic, valiant, vicious, victual, violins, violist, viscous, visions, visuals, voltaic