Guitarro's rhymes with:
aros, baros, barros, borrows, debarros, ferraro's, funaro's, jaros, mesaros, meszaros, sorrows
Guitarro's sounds like:
gaidar's, gastric, gatherers, gathers, gators, gauthreaux, gautreaux, gestures, gethers, getters, godrej, gooders, goodrich, goodrich's, goodrick, goodyear's, guidroz, guitars, guiterrez, guitierrez, guthrie's, gutierez, gutierres, gutierrez, gutters