Proto-Lezghian: *s:ɨn
Meaning: 1 front part of leg 2 spine 3 back 4 elbow 5 edge
Lezghian: sin 5
Tabasaran: sn-ič: (Kand.)
Rutul: sɨn 1
Tsakhur: (jɨq̇Iana) sini 2
Kryz: sini 2
Archi: s:on 3
Udi: sun 4
Comment: 3d class in Tsakh., but 4th class in Rut., Arch. and Kryz. Obl. stem *s:ɨna-, cf. Lezg. sine-, Rut. sɨ́nɨ-. The Tab. word ( < *sin-ič:) contains an expressive suffix and means 'wedge' (for the meaning cf. Lak. s:an : s:ana).
