Zydeco rhymes with:
abaco, aeromexico, agco, agnico, armco, atico, barinco, calico, chico, coco, d'amico, flamenco, glasgow, guanaco, homedco, hurco, interco, ivaco, jericho, jerrico, kinko, larco, lifeco, litco, medico, mexico, miyako, monaco, moscow, new-mexico, politico, portico, primeco, rococo, servico, simcoe, tobacco, unesco, warnaco, watsco, woolco
Zydeco sounds like:
zadoc, zadok, zaitech, zaitz, zawadzki, zawistowski, zedekiah, zeitz, zidek, zietz, zitek, zito's, zodiac, zotos