| 206848 | Proto-Mabuso | *abi(na)- | | | Ross (2014) | sibling os |
| 208489 | Proto-Mabuso | *mago- | | | Ross (2014) | sibling os |
| 207827 | Proto-Numugen | *ima | | | Ross (2014) | cross-sibling |
| 209045 | Proto-Numugen | *umo | | | Ross (2014) | cross-sibling |
| 207927 | Proto-Tibor-Omosa | *saib | | | Ross (2014) | cross-sibling |
| 53818 | Suena | nu[bama] | sister (boy's) | | Smallhorn (2011) | |
| 53847 | Yegha (Ambe-Dofo Dialect) | 'yu | sister | | Smallhorn (2011) | |
| 53822 | Zia | nu | sister | | Smallhorn (2011) | |
| 53831 | Aeka | ru | sibling to opposite sex | | Smallhorn (2011) | |
| 53849 | Yegha (Yega Dialect) | ru | sibling to opposite sex | | Smallhorn (2011) | |
| 53835 | Orokaiva (Jegasa-Sarau Dialect) | ru | sibling to opposite sex | | Smallhorn (2011) | |
| 53833 | Orokaiva (Dobuduru Dialect) | ru | sibling to opposite sex | | Smallhorn (2011) | |
| 53820 | Suena (Yema-Yarawe Dialect) | nu | sibling to opposite sex | | Smallhorn (2011) | |
| 53823 | Zia (Mawai Dialect) | nu | sibling to opposite sex | | Smallhorn (2011) | |
| 53844 | Ewage-Notu | ru[beg'o] | sibling (opposite sex, older) | | Smallhorn (2011) | |
| 53828 | Binandere | 'ru | older sister of man | | Smallhorn (2011) | |
| 53838 | Orokaiva (Sose Dialect) | du | older brother/sister | | Smallhorn (2011) | |
| 53850 | Gaina | ['nanda] 'ru[ka] | my sibling (opposite sex, older) | | Smallhorn (2011) | |
| 53853 | Gaina (Gena Dialect) | ['nanda] 'ʒu[ka] | my sibling (opposite sex, older) | | Smallhorn (2011) | |
| 53852 | Gaina (Gena Dialect) | ['nanda] 'yu[ka] | my sibling (opposite sex, older) | | Smallhorn (2011) | |
| 53858 | Baruga (Tafota Dialect) | ['anda] ru | my sibling (opposite sex, older) | | Smallhorn (2011) | |
| 53851 | Gaina | [nunda] ru[ka] | his sister | | Smallhorn (2011) | |
| 53846 | Ewage-Notu | [uso] ru | his sister | | Smallhorn (2011) | |
| 53848 | Yegha (Oukena Dialect) | [uso] ru | his sister | | Smallhorn (2011) | |
| 53855 | Gaina (Karoto Dialect) | [nunda] ru[ka] | his sister | | Smallhorn (2011) | |
| 53854 | Gaina (Gena Dialect) | [nunda] yu[ka] | his sister | | Smallhorn (2011) | |
| 53842 | Hunjara-Kaina Ke | du | girl's brother | | Smallhorn (2011) | |
| 53856 | Baruga (Bareji Dialect) | ru | (female's) brother (female referential term) | | Smallhorn (2011) | |
| 53857 | Baruga (Mado Dialect) | ru | (female's) brother (female referential term) | | Smallhorn (2011) | |
| 53834 | Orokaiva (Jegasa-Sarau Dialect) | du | brother (of woman) | | Smallhorn (2011) | |
| 53819 | Suena | nu[mata] | brother (of girl) | | Smallhorn (2011) | |
| 53862 | Yegha (Korafe Dialect) | ru[ka] | brother (general referential term females use) | | Smallhorn (2011) | |
| 53860 | Baruga (Tafota Dialect) | ru | brother (female referential term) | | Smallhorn (2011) | |
| 53845 | Ewage-Notu | ru | brother | | Smallhorn (2011) | |
| 53827 | Binandere | ru | brother | | Smallhorn (2011) | |
| 53830 | Binandere (Ambasi Dialect) | ru | brother | | Smallhorn (2011) | |
| 53832 | Aeka | du | brother | | Smallhorn (2011) | |
| 53836 | Orokaiva | du | brother | | Smallhorn (2011) | |
| 53837 | Orokaiva (Para Harava Dialect) | du | brother | | Smallhorn (2011) | |
| 53843 | Hunjara-Kaina Ke (Kokoda Dialect) | ru | brother | | Smallhorn (2011) | |
| 53841 | Hunjara-Kaina Ke | ru | boy's brother | | Smallhorn (2011) | |
| 80482 | Samberigi | beliki | | | Franklin (1975) | |
| 80483 | Enga | pimarége | | | Franklin (1975) | |
| 80484 | Huli | mbalini | | | Franklin (1975) | |
| 80485 | Ipili | imalini | | | Franklin (1975) | |
| 80486 | Wiru | anaí | | | Franklin (1975) | |
| 80487 | Fasu | apu | | | Franklin (1975) | |
| 53815 | Proto-Binandere | *ndu | | | Smallhorn (2011) | |
| 80481 | Angal | mbɔli | | | Franklin (1975) | |
| 80480 | East Kewa | bali | | | Franklin (1975) | |
