The word reduplication 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: 23
Highest Scoring Words With Friends™ Play In The Letters
Seven Letter Word Alert: (292 words)
aconite, acouple, adopter, aedilic, aileron, airline, aloetic, aneroid, anilide, aplitic, apricot, article, auction, auditor, auricle, cairned, caldron, caliper, calorie, caltrop, candler, cantred, cantrip, capitol, caption, capture, caroled, carotid, cauline, caution, centaur, central, certain, ciliate, citadel, citrine, clarion, cleanup, clipart, cloture, clouted, coalier, coalite, coalpit, conduit, conidia, cordate, cordial, corneal, cotidal, coulter, counted, counter, coupled, coupler, couplet, courted, crinoid, crunode, culprit, cuprite, curated, curtail, curtain, cutline, decalin, decrial, delator, deliria, deltaic, denarii, detrain, dialect, diction, dilater, dilator, diluent, diluter, diopter, dioptre, diorite, dipolar, diptail, diurnal, droplet, ductile, dulcian, ectopia, edition, eductor, elation, elution, enactor, erotica, eudicot, euploid, icepail, incited, inciter, include, inditer, inducer, inertia, inplace, intrude, inuloid, ioduret, lactone, latrine, launder, lauroid, lection, leopard, leotard, lintier, lipread, liriope, located, lunated, lunatic, natured, nepotal, nepotic, neutral, nitride, nodular, notepad, noticed, nuclear, nuclide, nuptial, octuple, opaline, operand, operant, opiated, optical, opulent, oracled, ordinal, otarine, outdare, outearn, outlead, outleap, outlier, outline, outpace, outplan, outrace, outread, outride, painted, painter, panicle, paroled, parotid, patined, pelican, pelitic, pentail, peridot, pertain, petunia, picante, picrate, picrite, picture, piloted, pinitol, pintail, pirated, placode, plainer, plaited, planted, planter, plaudit, plicate, ploidic, plouter, plunder, pointed, pointer, polaric, polecat, policed, politer, politic, porcine, portend, poulard, poulter, pounced, pouncer, poundal, pounder, poutier, poutine, praline, pranced, precoat, predial, predict, preload, printed, produce, product, proline, pronate, protean, protein, prudent, puritan, purloin, radicel, radicle, rainout, ratline, readopt, readout, reaudit, recital, recount, reinput, reliant, repaint, repilot, replait, replant, replica, repoint, retinal, retinol, riptide, rotunda, roundel, routine, tacnode, tadpole, tailpin, talonid, tapirid, tendril, tiderip, toenail, toluide, topical, topline, toprail, tradein, traduce, trailed, trained, tranced, trenail, triadic, tripled, tripole, trounce, trouped, truncal, trundle, unaired, unalert, unalter, uncaped, uncared, uncited, unclear, unclipt, uncored, uncrate, undealt, undrape, unideal, unipole, unlaced, unoiled, unrated, untaped, untiled, untired, untread, untried, updater, uprated, uptrend, uralite, uridine, urinate, utopian