Telefonica rhymes with:
bonica, donica, harmonica, konica, microelettronica, monica, veronica, biotechnica, bjelasnica, bonica, britannica, danica, dominica, donica, finmeccanica, harmonica, konica, microelettronica, monica, tunica, veronica, zenica
Telefonica sounds like:
taliban's, talibans, telefonos, telephone's, telephones, telephonic, telephonics, telephoning, telephoniques