Proto-Turkic *bōl-

→ Southern Altai болор (inherited)

→ Azerbaijani olmaq (inherited)

→ Bashkir булыу (inherited)

→ Shor поларға (inherited)

→ Khakas поларға (inherited)

→ Kyrgyz болуу (inherited)

→ Mongolian болох (cognate)

→ Ottoman Turkish بولمق (inherited)

→ Ottoman Turkish اولمق (inherited)

→ Old Turkic 𐰉𐰆𐰞 (inherited)

→ Yakut буол (inherited)

→ Salar vol (inherited)

→ Turkmen bolmak (inherited)

→ Turkish olmak (inherited)

→ Turkish oturmak (cognate)

→ Tatar булу (inherited)

→ Tuvan болур (inherited)

→ Uyghur بولماق (inherited)

→ Uzbek boʻlmoq (inherited)

→ Bulgar بَل (inherited)

→ Karakhanid بُلْماقْ (inherited)