Proto-Indo-European *h₁su-

→ English euphoria (root)

→ English eu- (root)

→ Avestan 𐬵𐬎 (inherited)

→ Avestan 𐬵𐬎𐬨𐬀𐬥𐬀𐬵 (derived)

→ Welsh hy- (inherited)

→ Persian هنر (cognate)

→ Persian هومن (mention)

→ Irish so- (inherited)

→ Irish eo- (derived)

→ Ancient Greek εὖ (root)

→ Ancient Greek εὖ (derived)

→ Ancient Greek ἐΰς (derived)

→ Ancient Greek ἐσθλός (derived)

→ Ancient Greek εὐσταθής (root)

→ Sanskrit सुन्दर (mention)

→ Sanskrit सूक्त (mention)

→ Sanskrit सु- (inherited)

→ Sanskrit स्वपस् (mention)

→ Telugu సు- (mention)

→ Old Armenian հ- (mention)

→ Old Armenian հմայք (cognate)

→ Old Armenian հռչակ (cognate)