| Proto-Tshwa | hio-002 |
| *xai | |
| English | eng-000 | cold |
| English | eng-000 | night |
| Proto-Shua | shg-005 | *thǔ |
| Proto-//Ani-Kxoe | xuu-001 | *thǔ |
| Proto-//Ani-Kxoe | xuu-001 | *|kxábá |
| Proto-Khoekhoe | xuu-002 | *!xai |
| Proto-Khoekhoe | xuu-002 | *thu |
| Proto-Naro-//Gana | xuu-003 | *!qhàì |
| Proto-Naro-//Gana | xuu-003 | *ɳǂú |