(n.) The act of reiterating; that which is reiterated.

abundance amplitude banality bromide chestnut cliche cloud of words commonplace commonplace expression conduplication copiousness copy copying corn critique diffuseness diffusion diffusiveness doubling duplicate duplication dwelling upon effusion effusiveness elaboration extravagance exuberance familiar tune fecundity fertility fluency formlessness gemination going over gush gushing hackneyed saying imitation ingemination iteration lieu commun locus communis logorrhea macrology old joke old saw old song old story outpour overflow palilogy platitude pleonasm practicing prodigality productivity profuseness profusion prolificacy prolificity prosaicism prosaism prose rampancy rankness reaffirmation recap recapitulation recital recountal recounting redundancy reduplication rehash rehearsal reissue reiterativeness repetition repetition for effect repetitiveness replication reprint reproduction restatement resume retelling retold story review stereotyped saying summary summing up superabundance superfluity superflux talkativeness tautology teemingness tirade trite saying triticism twice-told tale twinning