Where does “รถบดถนน” come from?

รถบดถนน (Thai) comes from Thai รถ, from Pali ratha, from Sanskrit रथ, from Proto-Indo-Iranian Hrátʰas, from Proto-Indo-European Hrót-h₂-os, from Proto-Indo-European Hret- — to roll; wheel; to run, roll.

รถบดถนน (Thai): steamroller

Definitions

  1. steamroller

Ancestry of “รถบดถนน”, step by step

รถบดถนน traces back through 3 separate lines of ancestry.

via Thai รถ

StepLanguageWordMeaning
1Thaiรถchariot, carriage, cart, wagon, or the like;...
2Palirathaa chariot, a car; delight, pleasure
3Sanskritरथchariot, car, especially a two-wheeled...
4Proto-Indo-IranianHrátʰaschariot
5Proto-Indo-EuropeanHrót-h₂-os
6Proto-Indo-EuropeanHret-to roll; wheel; to run, roll

via Thai บด

StepLanguageWordMeaning
1Thaiบดto crush; to grind; to mash

via Thai ถนน

StepLanguageWordMeaning
1Thaiถนนcauseway; inlet; roadway over an embankment
Every word from Proto-Indo-European Hret-Every word from Proto-Indo-European Hrót-h₂-osEvery word from Proto-Indo-Iranian Hrátʰas