Proto-IE: *gʷelǝ-
Meaning: to cause pain, to kill
Tokharian: A, B kwäl- (kul-) (PT *kwäl-, kul-) 'to fail' (Adams 236-237)
Armenian: keɫem `peinige'
Latin: vallessit = perierit, dictum ā vallō mīlitārī, quod fit circā castra, quod quī eō ēiciuntur prō perditīs habentur Paul. Fest. 377 (blosse Volksetymologie)
Celtic: *baln- > OIr at-baill `stirbt'; Cymr aballu `perire, deficere'; Corn bal `pestis'
Russ. meaning: причинять боль, смерть
References: WP I 689 f
piet-prnum,piet-meaning,piet-tokh,piet-arm,piet-slav,piet-balt,piet-germ,piet-lat,piet-celt,piet-rusmean,piet-refer,