Bimonthly rhymes with:
monthly, monthly, monthly, blithely, deathly, earthly, fourthly, keathley, keithley, keithly, monthly, unearthly, worthley
Bimonthly sounds like:
bandel, bantle, bendall, bendel, bendele, benthall, bentley, bently, bimiodal, bindel, bindle, bindley, biondolillo, buentello, bundle