The Proto-Indo-European word *bel-
Word *bel-
Meaning power, strength
See also Old Norse: afl ‘power, strength’
Synonyms *h₂ner-, *wór(hₓ)ĝs, *yeh₁gʷehₐ, *hₐeuges-, *wéihₓ(e)s-

Comments
Skr. bala, Gk. beltiōn, Ir. adbal/dibeal, Welsh balch, Russ. bol'šoj, Kamviri bâlim, Phryg. balaios, Low German pal, OCS boljĭjĭ, Lat. dēbĭlis