Some 8 letter word that starts with M are Maaloula, Maassens, Mabaheth, Mabahith, Maberrys, macadams, macahuba, macallum, Macanese, Macaoese, macaques, macarena, macarise, macarism, macarize, macaroni, macarons, macaroon, macassar, MacBooks, etc