The word adsorbates 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: 14
Highest Scoring Words With Friends™ Play In The Letters adsorbates
:
Seven Letter Word Alert: (26 words)
abasers, abaters, abators, aborted, abrades, abrased, abrases, abreast, adsorbs, basters, besorts, boasted, boaster, boaters, borates, brassed, breasts, debtors, reboast, roasted, searats, seastar, sorbate, sorbets, strobed, strobes