Proto-Turkic *ẹ̄r

→ Southern Altai эртен (inherited)

→ Southern Altai эрте (inherited)

→ Azerbaijani erkən (derived)

→ Azerbaijani ertə (derived)

→ Bashkir иртә (inherited)

→ Kazakh ертең (inherited)

→ Kumyk эртен (derived)

→ Turkish er (inherited)

→ Turkish erte (derived)

→ Turkish ertesi (inherited)

→ Turkish ئەتە (derived(tr/ug))

→ Tuvan эртен (derived)

→ Tuvan эрте (inherited)