Where does “ao᷄” come from?

ao᷄ (Middle Vietnamese) comes from Proto-Vietic ʔɔːŋ, from Proto-Mon-Khmer ʔuŋ — wasp; hornet.

Ancestry of “ao᷄”, step by step

Step	Language	Word	Meaning
1	Proto-Vietic	ʔɔːŋ	honey bee
2	Proto-Mon-Khmer	ʔuŋ	wasp; hornet

Words derived from “ao᷄”

ong

Every word from Proto-Mon-Khmer ʔuŋ →Every word from Proto-Vietic ʔɔːŋ →