Proto-IE: *(e)ner(ǝ)-
Meaning: lower, bottom; to sink, to shrivel
Tokharian: B ñor 'below, beneath' (Adams 272)
Old Indian: náraka- m. `hell'
Armenian: nerkhin `unterer'
Old Greek: (e)nértero- `unterer', nérthen, énerthe(n), énertha `(von) unten, unterhalb', nei̯ró- 'lowest'; nértos = hiéraks, hoi dè eîdos ornéou Hsch.
Other Italic: Umbr nertru `sinistru'
Russ. meaning: нижний, низ; погружать(ся), сворачивать(ся), съеживаться
References: WP II 333 f, 699 f (different in Pok.)
piet-prnum,piet-meaning,piet-tokh,piet-ind,piet-arm,piet-greek,piet-slav,piet-balt,piet-germ,piet-ital,piet-rusmean,piet-refer,