The word oxygenations 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: (37 words)
agonies, agonise, agonist, anoints, antigen, anxiety, atoning, axstone, gentian, geotaxy, gooiest, intones, ionogen, ionones, isogony, nations, nesting, noosing, nosegay, notions, onstage, oxygens, oxytone, seating, sextain, sooting, staying, stoning, stygian, syntone, taxying, teasing, tensing, tension, tonnage, toonies, yeaning