Terms derived from the Proto-Indo-European root *bʰel- (sound) (6 c, 0 e) *bʰleh₁- *bʰel(h₁)-nos (n-participle) Proto-Germanic: *bellǭ (“bell”) (*-eh₂...
also: Reconstruction:Proto-Indo-European/ḱes- *kes- to scrape, comb *ks-dʰh₁- *kés-dʰh₁-eh₂ Proto-Germanic: *hezdǭ (“flax fibers”) Proto-West Germanic: *heʀdā...
(oblique stem *pth₂én-) wing feather *pétr̥ *péth₂n-eh₂ Proto-Italic: *petnā Latin: penna (see there for further descendants) *péth₂n-o-s Proto-Celtic: *ɸetnos...