The word adsorbents 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: 15
Highest Scoring Words With Friends™ Play In The Letters adsorbents
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Seven Letter Word Alert: (38 words)
aborted, absents, adsorbs, atoners, badness, banters, baronet, bartend, basters, besorts, boasted, boaster, boaters, boranes, borates, brassed, breasts, broaden, debtors, donates, reasons, reboast, rebonds, resands, roasted, rodents, sanders, senator, snorted, sorbate, sorbets, stander, stoners, strands, strobed, strobes, tensors, treason