Proto-Altaic: *č`aju ( ~ -e-)
Meaning: resin, juice
Russian meaning: смола, сок
Comments: Kor. *čɨ̀r- (with contraction) = Turk. *čAjɨr. Cf. perhaps also WMong. čei-dem, Kalm. čīdm, cīdm 'water mixed with kumis' (although this may be a derivative of čeji- 'white, whitish').