The word thermojunction 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: 34
Highest Scoring Words With Friends™ Play In The Letters thermojunction
:
Seven Letter Word Alert: (64 words)
chorion, cithern, cittern, conjoin, conjure, connote, content, contort, contour, cornett, coronet, counter, crouton, ecotour, emotion, homerun, hormone, incomer, intoner, ionomer, jointer, mention, minuter, monitor, moocher, moorhen, moronic, mounter, mountie, neutron, noncute, nonhero, nonmute, nonriot, notcher, numeric, nuttier, omicron, omitter, outcome, outhire, recount, remount, retouch, reunion, rhenium, rheumic, routine, runtime, thermic, thinner, thorite, thorium, timeout, tinhorn, torment, tornote, toucher, trounce, tumeric, uncrime, unction, unicorn, unjoint