particle n/a
Proto-Siouan-Catawba
Proto-Siouan *ko
Proto-Crow-Hidatsa
Crow kó ‘that’ [abstract reference] GG:65 , ko ‘referential marker (non-agent)’ GG:63 , kon ‘referential marker (agent)’ GG:63 , kón ‘there/then’ GG:66 , kúh ‘also’ GG:63
Hidatsa kuh ‘that one’ [X + c ‘clause final’] J , kuac ‘it’s that one’ [ní•ku•há ‘by yourself’] J , kua- in: kúari ‘that one (emphatic)’ J , -ku in: aku(-) ‘relativizing prefix; agentive’ J , -ku•há in: mí•ku•há ‘(I did it) by myself’ J
Pre-Mandan
Mandan ko- ‘agentive, relative’ H:451, EK:15a
Proto-Southeastern
Proto-Biloxi-Ofo
Biloxi ko , †ko ‘a demonstrative; used in several ways’ D&S:210a