Vallario rhymes with:
candelario, hilario, barrio, candelario, cesario, daddario, delrosario, demario, dimario, ferrario, hilario, levario, mario, nazario, rosario, vicario
Vallario sounds like:
valera, valeri, valeria, valerie, valerio, valero, valery, vallery, vallier, valliere, valor, valoree, vilhauer, villar, villari, viloria, voeller, voller