Proto-West-Caucasian: *ḳanǝḳa / *ḳaḳanǝ
Meaning: 1 egg 2 nut
Abkhaz: a-ḳaḳán 2
Abaza: ḳaḳan 2
Adyghe: č̣́anč̣́a 1
Comments: Cf. also Shaps. ḳ́āḳ́a 'egg'. PAT *ḳaḳanǝ. An expressive word (semantical development is usual: *seed, *fruit-stone > a) nut; b) egg).