The word conidiospore 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: 20
Highest Scoring Words With Friends™ Play In The Letters conidiospore
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Seven Letter Word Alert: (59 words)
ceroids, cinders, coiners, condors, copiers, cordons, crinoid, crisped, crispen, cronies, crooned, discern, eosinic, erosion, incised, incisor, indices, indoors, indorse, insider, inspire, iodines, iodiser, ionised, ioniser, irenics, ironies, noisier, nordics, ooscope, oospore, opcodes, operons, opioids, periods, pincers, ponders, porcine, princes, psionic, recoins, rescind, respond, rosined, scooped, scooper, scorned, scorpio, sericin, snooped, snooper, soricid, spicier, spinier, spinode, spionid, spiroid, spooned, spoored