Definition from Wiktionary, the free dictionary
See also: Appendix:Variations of "bu"
- Studia Etymologica Cracoviensia 17 (2012) (ISBN 8323333580), page 69: No actual names for the Yenisei or its source rivers seem to have been recorded from Mator, though it is possible that the Mator speakers simply identified the river as †orgo bü[q] 'large water' (Helimski 1997: 329-330 no. 816). [...] river [is in Mator] †jaga ~ †caga