Proto-Indo-European *nebʰ-

→ English nebula (root)

→ English Neptune (root)

→ English Neptune (derived)

→ English nepheline (root)

→ English nebulous (root)

→ English Neptunian (root)

→ English Neptunian (derived)

→ English nephelometry (root)

→ English nephelococcygia (root)

→ English imbrex (root)

→ English imbriferous (root)

→ English nepho- (root)

→ Old High German nebul (root)

→ Tocharian B iprer (derived)