Malbrough rhymes with:
disbrow, fambrough, hansbrough, kimbrough, newbrough, rosebrough, scarbrough, stanbrough, chitrao, corrao, darrough, disbrow, dorough, dorrough, fambrough, hansbrough, ingrao, kimbrough, larowe, muldrow, newbrough, ostrow, renfrow, rentfrow, rosebrough, scarbrough, semrau, serrao, stanbrough
Malbrough sounds like:
malburg, malphrus, mehlberg, melberg, milberg