The word behaviorists 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™ Play In The Letters behaviorists
:
Seven Letter Word Alert: (70 words)
abioses, abiosis, airiest, ashiest, baiters, barites, bashers, basters, bathers, bearish, besorts, bistros, bitsier, boarish, boaster, boaters, borates, bossier, bothers, braises, bravest, bravoes, breasts, breaths, earshot, harvest, hastier, herbist, hissier, hosiers, irisate, isobars, ivories, ivorist, obverts, obviate, ovaries, overbit, oversat, oversit, rashest, rebaits, rebaths, reboast, revisit, riboses, rosiest, satires, saviors, shavers, shivers, shovers, sorbate, sorbets, sorbite, sorties, starves, stivers, stivier, stories, strives, strobes, thrives, trashes, verists, veritas, vibrate, vibrato, vibrios, visitor