Castillo rhymes with:
castio, castio, castio, cleo, clio, deo, galileo, geo, keo, keogh, keough, leo, mckeough, meo, neo, reo, rio, seo, seow, theo, tokio, toshio, trujillo, yeo, yoshio, yukio, zedillo
Castillo sounds like:
caddell, cadell, cadle, cadwell, casteel, castel, castell, castellaw, castelli, castello, castelo, castilla, castille, castle, catelli, cathell, cattell, cattle, caudal, caudell, caudill, caudillo, caudle, cedillo, chadel, chadli, chadwell, chattel, chatwal, cheadle, cheetal, chikatilo, chotilla, citadel, coastal, coattail, cocktail, coddle, cogdell, cogdill, costella, costello, costilla, costilow, costley, costlow, costly, cotelle, cotilla, cottle, cuddle, cuddly, custodial, cutillo