Colantonio rhymes with:
antonio, dantonio, diantonio, marcantonio, antonio, dantonio, diantonio, marcantonio, antonio, cotroneo, dantonio, diantonio, marcantonio, petronio, pomponio
Colantonio sounds like:
celandine, celentano, clanton, claymation, clementine, clendenen, clendenin, clinton, clonidine, colantuono, culmination