Proto-Indo-European *h₁óngʷl̥

→ English wonga (derived)

→ Old Church Slavonic ѫгль (inherited)

→ Indonesian anggara (derived)

→ Konkani इंगाळो (inherited)

→ Lithuanian anglis (inherited)

→ Latvian ogle (inherited)

→ Polish węgiel (inherited)

→ Russian уголь (inherited)

→ Sanskrit अङ्गार (inherited)

→ Albanian thëngjill (inherited)

→ Old Armenian ածուխ (mention)