| 192849 | Mum | tʌ:kw | | | Z'graggen (1980) | moon |
| 192850 | Mum | tamo | | | Z'graggen (1980) | moon |
| 83453 | Mum | taku | | | Daniels (2010) | |
| 83452 | Mum | rakun | (Acɨ dialect) | | Daniels (2010) | |
| 258017 | Mulaha | vaisa | | | Dutton (1970) | moon |
| 27435 | Mubami | bubei | | | Reesink (1976) | |
| 27434 | Mubami | siwo | | | Reesink (1976) | |
| 3369 | Mubami | bubei | | | Franklin (1973) | |
| 15347 | Mountain Koiari | bata | moon | | Dutton (2010) | |
| 258016 | Motu | hua- | | | Dutton (1970) | moon |
| 123850 | Mosimo | noay | | | Z'graggen (1980) | moon |
| 3471 | Morigi | baᶦla | | | Wurm (1973) | |
| 192854 | Moresada | tʌkuŋomp | | | Z'graggen (1980) | moon |
| 32348 | Morawa | deveni | | | SIL (1973) | |
| 7301 | Moni (Kemandoga Dialect) | tinawi | | | Larson & Larson (1972) | |
| 29587 | Molof | ar | | | Voorhoeve (1971) | |
| 142881 | Moere | ki | | | Z'graggen (1980) | (moon) |
| 243797 | Minidien | auniye | | | Laycock (1968) | |
| 3052 | Minanibai | bube | | | Franklin (1973) | |
| 179894 | Migum | filei | | | Z'graggen (1980) | moon |
| 218250 | Migabac | tamacne | | | SIL (1975) | |
| 142878 | Miani | tŒʌu | | | Z'graggen (1980) | (moon) |
| 90588 | Mesem | əyoŋga | moon | | McElhanon (1967) | moon |
| 4783 | Menya | qaangwa | | | Lloyd (1973) | |
| 243818 | Mende | niyaka | | | Laycock (1968) | |
| 4513 | Mena | wasibia | | | Franklin (1973) | |
| 4512 | Mena | wasibʌŋʌ | | | Franklin (1973) | |
| 243809 | Mehek | nekwa | | | Laycock (1968) | |
| 236735 | Mbore | karvɨi | | | Foley (2005) | |
| 76325 | Mbilua (Ndovele Dialect) | kamboso | moon | | Tryon & Hackman (1983) | |
| 76579 | Mbilua | kambɔsɔ | moon | | Tryon & Hackman (1983) | |
| 76823 | Mbaniata (Lokuru Dialect) | īndi | moon | | Tryon & Hackman (1983) | |
| 76917 | Mbaniata | īndi | moon | | Tryon & Hackman (1983) | |
| 77846 | Maybrat | snie | | | Dol (2007) | |
| 142883 | Mawak | ʌhi | | | Z'graggen (1980) | (moon) |
| 142879 | Mauwake | siba | | | Z'graggen (1980) | (moon) |
| 123860 | Matepi | nava | | | Z'graggen (1980) | moon |
| 123861 | Matepi | kalam | | | Z'graggen (1980) | moon |
| 258014 | Maria | eˈoʔa | | | Dutton (1970) | moon |
| 258012 | Maria (Uderi Dialect) | eoʔa | | | Dutton (1970) | moon |
| 258010 | Maria (Maranomu Dialect) | ˈɛyo | | | Dutton (1970) | moon |
| 258008 | Maria (Maiagolo Dialect) | eˈoʔa | | | Dutton (1970) | moon |
| 236736 | Marangis | ndoŋar | | | Foley (2005) | |
| 90594 | Mape | mosa | moon | | McElhanon (1967) | moon |
| 261258 | Manep | naun | | | Pick (2019) | moon |
| 29504 | Manem | wes | | | Voorhoeve (1971) | |
| 201453 | Mandobo Atas (Yonggom Dialect) | wokoi | | | Voorhoeve (2000) | |
| 231629 | Mandobo Atas (Kwem Dialect) | oko | | | Healey (1970) | |
| 231445 | Mandobo Atas | oko | | | Healey (1970) | |
| 201371 | Mandobo Atas | oko | | | Voorhoeve (2000) | |
