The word dichlorides 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: 19
Highest Scoring Words With Friends™ Play In The Letters dichlorides
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Seven Letter Word Alert: (27 words)
ceroids, chilies, clodder, coddler, coddles, coheirs, coldish, dildoes, discoid, discord, disodic, doilies, heroics, holders, idolise, iodides, iodised, iodiser, orchids, recoils, reddish, riddles, scolded, scolder, soddier, soldier, soricid