| 3450 | Morigi | epolu | | | Wurm (1973) | |
| 190979 | Moresada | -mbugun | | | Z'graggen (1980) | head |
| 32317 | Morawa | din | | | SIL (1973) | |
| 25183 | Mor (Austronesian) | varo | | | Voorhoeve (1975) | |
| 20161 | Moraid | sawag | | | Voorhoeve (1975) | |
| 21800 | Mor | idura | | | Voorhoeve (1975) | |
| 22361 | Moni | muŋagi | | | Voorhoeve (1975) | |
| 21519 | Momuna | toko | | | Voorhoeve (1975) | |
| 21125 | Mombum | wondrum | | | Voorhoeve (1975) | |
| 155133 | Momare | hodoʔ | | | McElhanon and Voorhoeve (1970) | head |
| 29577 | Molof | emi | | | Voorhoeve (1971) | |
| 19635 | Molof | emi | | | Voorhoeve (1975) | |
| 20120 | Moi | sawa | | | Voorhoeve (1975) | |
| 139565 | Moere | eŋkeren | | | Z'graggen (1980) | head |
| 25949 | Mlap | yaŋkambu | | | Voorhoeve (1975) | |
| 243226 | Minidien | etwun | | | Laycock (1968) | |
| 3031 | Minanibai | gio | | | Franklin (1973) | |
| 176573 | Migum | pasu | | | Z'graggen (1980) | head |
| 218217 | Migabac | hodoc | | | SIL (1975) | |
| 155132 | Migabac | hodoʔ | | | McElhanon and Voorhoeve (1970) | head |
| 218247 | Migabac | bombocg mole | | | SIL (1975) | |
| 139562 | Miani | -pera | | | Z'graggen (1980) | head |
| 155045 | Mian | gapam | | | McElhanon and Voorhoeve (1970) | head |
| 20361 | Meyah | ibirfa | | | Voorhoeve (1975) | |
| 34586 | Meyah (Mumbrani Dialect) | mi:fa | | | Miedema & Welling (1985) | |
| 34546 | Meyah (Miun Dialect) | èwit | | | Miedema & Welling (1985) | |
| 34506 | Meyah (Etskebi Dialect) | méwèr | | | Miedema & Welling (1985) | |
| 34385 | Meyah (Anason Dialect) | iwir | | | Miedema & Welling (1985) | |
| 34345 | Meyah (Akrin Dialect) | méwifa | | | Miedema & Welling (1985) | |
| 91610 | Mesem | nok- | (its) head | | McElhanon (1967) | (its) head |
| 155130 | Mesem | doŋgon | | | McElhanon and Voorhoeve (1970) | head |
| 4762 | Menya | mnyanga | | | Lloyd (1973) | |
| 243245 | Mende | masiki | | | Laycock (1968) | |
| 234 | Mena | mabo | | | Franklin (1973) | |
| 25869 | Mekwei | yekembu | | | Voorhoeve (1975) | |
| 243237 | Mehek | terfa | | | Laycock (1968) | |
| 76289 | Mbilua (Ndovele Dialect) | lezu | head | | Tryon & Hackman (1983) | |
| 76571 | Mbilua | lezu | head | | Tryon & Hackman (1983) | |
| 76839 | Mbaniata (Lokuru Dialect) | uɔ | head | | Tryon & Hackman (1983) | |
| 77098 | Mbaniata | uombo | head | | Tryon & Hackman (1983) | |
| 77099 | Mbaniata | uo | head | | Tryon & Hackman (1983) | |
| 77804 | Maybrat | -ana | | | Dol (2007) | |
| 25749 | Mawes | defar | | | Voorhoeve (1975) | |
| 120214 | Mawan | tawu | | | Z'graggen (1980) | head |
| 120213 | Mawan | iro- | | | Z'graggen (1980) | head |
| 139567 | Mawak | aniŋgen | | | Z'graggen (1980) | head |
| 139563 | Mauwake | wosa | | | Z'graggen (1980) | head |
| 120216 | Matepi | mogupɛ | | | Z'graggen (1980) | head |
| 120217 | Matepi | tevu- | | | Z'graggen (1980) | head |
| 21920 | Marind, Bian | pa: | | | Voorhoeve (1975) | |
