THESAURUS
duplicated
biform, bifurcated, bilateral, bipartisan, bipartite, dichotomous, double, doubled, duadic, dual, dualistic, duplex, dyadic, echoed, identical, matched, plagiarized, quoted, rechauffe, redoubled, reduplicated, reechoed, regurgitated, reiterate, reiterated, repeated, reproduced, retold, twain, twice-told, twin, twinned, two, two-sided, warmed up