What rhymes with stereo

aero, alberto, alfredo, autogiro, biro, cero, chorizo, concerto, correggio, duro, ebro, euro, ferraro, figaro, finochio, genoa, genro, guerrero, herero, hero, inferno, kero, leonardo, lorenzo, micro, montero, nero, nonhero, norberto, pinero, primero, quintero, romero, salerno, scorpio, spiro, stereo, sterno, superhero, toledo, torino, vireo, xerox, zero