“Rima vocalis” a zahiri jumla ce ta Latin, ba kalmar Ingilishi ba. A harshen Latin, “rima” na nufin “raguwa ko fissure,” yayin da “vocalis” na nufin “vocal” ko “na murya.”A cikin waƙa, “rima vocalis” na nufin wani nau’in waƙar da ake magana a kai. sautin wasalin da ke cikin kalmomin ƙarshe na layi biyu ko fiye na aya iri ɗaya ne, amma sautukan da ke bin wasulan sun bambanta. Irin wannan waƙar kuma ana kiranta da "assonance."