Abaco rhymes with:
calico, ivaco, mexico, monaco, new-mexico, portico, warnaco, 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
Abaco sounds like:
abacha, aback, abacus, abash, abbas, abbasi, abbey's, abbs, abco, abex, abiquiu, abkhazia, abo's, above's, abs, abscess, abso, abuse, abuses, abuzz, abyss, abzug, affix, affixes, aipac, aipac's, apace, apache, apache's, apaches, apacs, apc, apc's, apec, apec's, apes, apex, apex's, aphasia, apiece, apogee, apopka, appease, apps, apsey, apso, apuzzo, avasso, avco, avice, avis, aviv's