| massör | masseur |
| massös | masseuse |
| mast | pylon |
| mastektomi | mastectomy |
| Master Chief | Master Chief |
| Master of Business Administration | Master of Business Administration |
| Master of Laws | Master of Laws |
| Master of Magic | Master of Magic |
| Master of Reality | Master of Reality |
| Master Of The Rings | Master of the Rings |
| Mastering | Audio mastering |
| Masters of Horror | Masters of Horror |
| Masters of the Universe | Masters of the Universe |
| mastiff | mastiff |
| mastig | strapping |
| Mastino Napoletano | Neapolitan Mastiff |
| mastit | mastitis |
| mastix | mastic |
| mastodont | mastodon |
| Mastodontfilm | Epic film |
| Mastrils | Mastrils |
| masttopp | masthead |
| masturbation | masturbation |
| masturbera | masturbate |
