Where does “เพชรบูรณ์” come from?
เพชรบูรณ์ (Thai) comes from Thai เพชร, from Old Khmer bejra, from Sanskrit वज्र, from Sanskrit यान, from Proto-Indo-Aryan yáHnam, from Proto-Indo-Iranian yáHnam, from Proto-Indo-European yéh₂-nom, from Proto-Indo-European yeh₂- — to go; to go in, enter; to ride, to travel.
Ancestry of “เพชรบูรณ์”, step by step
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | Thai | เพชร | diamond; lightning bolt; thunderbolt; "vajra", a... |
| 2 | Old Khmer | bejra | — |
| 3 | Sanskrit | वज्र | "the hard or mighty one", a thunderbolt; a... |
| 4 | Sanskrit | यान | carriage, vehicle, mode of transport; moving,... |
| 5 | Proto-Indo-Aryan | yáHnam | — |
| 6 | Proto-Indo-Iranian | yáHnam | — |
| 7 | Proto-Indo-European | yéh₂-nom | — |
| 8 | Proto-Indo-European | yeh₂- | to go; to go in, enter; to ride, to travel |