| 90510 | Mape | wamo | what | | McElhanon (1967) | what |
| 90505 | Dedua | dafi | what | | McElhanon (1967) | what |
| 90507 | Komba | wan | what | | McElhanon (1967) | what |
| 90504 | Mesem | wana | what | | McElhanon (1967) | what |
| 90502 | Ono | onoka | what | | McElhanon (1967) | what |
| 90503 | Selepet | wuân | what | | McElhanon (1967) | what |
| 90506 | Somba-Siawari (Mindik Dialect) | nâwâ | what | | McElhanon (1967) | what |
| 90511 | Somba-Siawari (Burum Dialect) | wania | what | | McElhanon (1967) | what |
| 90509 | Timbe | wan | what | | McElhanon (1967) | what |
| 90513 | Kube | nemak | what | | McElhanon (1967) | what |
| 90515 | Nabak | pitne | what | | McElhanon (1967) | what |
| 90514 | Tobo | nâmat | what | | McElhanon (1967) | what |
| 90508 | Borong | namuŋak | what | | McElhanon (1967) | what |
| 90512 | Kâte | wemo | what | | McElhanon (1967) | what |
| 77103 | Mbaniata | ōnia | what? | | Tryon & Hackman (1983) | |
| 14304 | Ömie | rab-e: | what? | | Dutton (2010) | |
| 77070 | Mbaniata | ōno | what? | | Tryon & Hackman (1983) | |
| 14277 | Ömie | dië|hi | what? | | Dutton (2010) | |
| 76110 | Lavukaleve | man | what? | | Tryon & Hackman (1983) | |
| 14306 | Ese | irak-a | what? | | Dutton (2010) | |
| 14278 | Barai (South Dialect) | ida|ga | what? | | Dutton (2010) | |
| 14643 | Koitabu | ota|vado | what? | | Dutton (2010) | |
| 14644 | Grass Koiari | vadu|be | what? | | Dutton (2010) | |
| 14305 | Barai (North Dialect) | irer-e | what? | | Dutton (2010) | |
| 76299 | Mbilua (Ndovele Dialect) | noni | what? | | Tryon & Hackman (1983) | |
| 76555 | Mbilua | loma | what? | | Tryon & Hackman (1983) | |
| 76561 | Mbilua | noiñɔ | what? | | Tryon & Hackman (1983) | |
| 76764 | Mbaniata (Lokuru Dialect) | ōnia | what? | | Tryon & Hackman (1983) | |
| 76765 | Mbaniata (Lokuru Dialect) | oa | what? | | Tryon & Hackman (1983) | |
| 15529 | Grass Koiari | ono | what (is it)? (self questioning) | | Dutton (2010) | |
| 14645 | Ömie | vadu | who?, what? | | Dutton (2010) | |
| 144852 | Mauwake | mawake | | | Z'graggen (1980) | (what) |
| 144853 | Bepour | mia | | | Z'graggen (1980) | (what) |
| 144854 | Moere | namur | | | Z'graggen (1980) | (what) |
| 144855 | Kowaki | mea | | | Z'graggen (1980) | (what) |
| 207816 | Proto-Mabuso | *kari | | | Ross (2014) | what |
| 144856 | Mawak | mamea | | | Z'graggen (1980) | (what) |
| 144857 | Pamosu | mea | | | Z'graggen (1980) | (what) |
| 144858 | Musar | miaya | | | Z'graggen (1980) | (what) |
| 206988 | Proto-Madang | *(k)adi | | | Ross (2014) | what |
| 144859 | Wanambre | mɛmiya | | | Z'graggen (1980) | (what) |
| 144860 | Kobol | megitɛme | | | Z'graggen (1980) | (what) |
| 144861 | Pal | may(andepi) | | | Z'graggen (1980) | (what) |
| 144862 | Usan | meimi | | | Z'graggen (1980) | (what) |
| 144863 | Yaben | ma | | | Z'graggen (1980) | (what) |
| 144864 | Yarawata | mama | | | Z'graggen (1980) | (what) |
| 144865 | Bilakura | ma | | | Z'graggen (1980) | (what) |
| 144866 | Parawen | (u)ma | | | Z'graggen (1980) | (what) |
| 144867 | Ukuriguma | ma: | | | Z'graggen (1980) | (what) |
| 144868 | Amaimon | mama | | | Z'graggen (1980) | (what) |
