u-stem derivation from the root *sewH- (“to give birth”), thus the original meaning being "birth, fruit of the body". Balto-Slavic, Indo-Iranian, Germanic and also Tocharian B reflect the -nu- derivation from the same root: *suHnús.
*suh₁yús or *suh₃yús m
- alternative form of
This noun needs an inflection-table template.