The word volatilising 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: 21
Highest Scoring Words With Friends™ Plays In The Letters
Seven Letter Word Alert: (34 words)
agonist, aisling, anglist, gallons, initial, install, instill, intagli, lasting, liaison, lilting, listing, livings, oligist, sailing, salting, salving, silting, slating, slaving, soiling, solving, staving, stiving, tailing, tilings, tilling, toiling, tolling, vialing, villain, violing, violins, violist