The word conductances is playable in Words With Friends™, but 1 blank substituting for the letter 'c' is 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™ Plays In The Letters conductances
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Seven Letter Word Alert: (39 words)
accents, account, accused, acnodes, astound, cantons, coacted, coasted, conduce, conduct, connect, consent, contend, counted, deacons, decants, decocts, descant, donates, ductase, nascent, noncute, nondate, nuanced, nuances, nutcase, octanes, scanned, sconced, scouted, snouted, stunned, tacnode, tendons, toucans, uncased, undents, unnoted, unsated