Catacosinos rhymes with:
campesinos, campesinos, constantinos, latinos, prinos, winos, agnos, buenos, campesinos, chanos, constantinos, damianos, ethnos, galanos, genoese, janos, katsanos, kronos, latinos, pahnos, panos, prinos, telefonos, tesobonos, thanos, troyanos, vranos, winos
Catacosinos sounds like:
catacosinos's, catching, catchings, catkins, cautiousness, chastising, chautauquans, chudzinski, citizen's, citizens, citizens', cutchins, cutesiness