Amerco rhymes with:
airco, airco, anadarko, arco, arko, asarco, barco, barko, barkow, calarco, chirco, comarco, darco, delbarco, demarco, dimarco, dorko, fedorko, giammarco, marco, marcoe, marko, markow, minorco, moorco, narco, norco, porco, sammarco, tierco, trimarco, uarco, varco
Amerco sounds like:
amar's, amargosa, amaris, america, america's, americas, americas', americo, americus, amerigas, amerigo, amerika, amir's, amorosi, amoroso, amorous, amoruso, anarchic, anarchy, anorak, anorexia, anorexic, anorexics, anrig