Proto-West-Caucasian: *š́ʷa
Meaning: 1 son 2 youth, young boy
Adyghe: śā-wa 2
Kabardian: śā-wa 1
Comments: PAK *śa-wá. We can discover the same root (with the original meaning "to bear") in Ad. śā-ʎ(a) 'placenta', χʷǝ-śa-n 'childbirth fits'. PAK *ś regularly goes back to PWC *š́ʷ.