Proto-EChadic: *ĉVw/y/ʔVr-
Afroasiatic etymology: Afroasiatic etymology
Meaning: 'long' 1, 'surpass' 2
Somrai: sērē 1 [Jg]
Ndam: swár 1 [Jg]
Bidiya: čir 2 [JBid]
Mokilko: sòʔùrú 1 [JMkk]
Notes: Bidiya points to Ch *ĉ, in other languages *s- and *ĉ yield s-. cf. Dangla čṑrò (<*ĉ-) 'k of cereals (Hyparrmenia), 2 or 3 m. high' [Fd]