Arby rhymes with:
barbie, barby, carby, darby, deharbe, barbie, barby, carby, corby, darby, deharbe, gorby, korby, morby, norby, sourby, zerby
Arby sounds like:
airwave, arab, arabe, arabia, arabie, arapaho, arapahoe, arb, arba, arbo, arp, arpa, arrive, arrupe, aruba, arup, arva, arvay, arve, arvey