Where does “หัวแข็ง” come from?

หัวแข็ง (Thai) comes from Thai แข็ง, from Proto-Southwestern Tai *kʰɛːŋᴬ¹, from Proto-Tai *k.reːŋᴬ.

หัวแข็ง (Thai): stubborn, headstrong

Definitions

  1. stubborn, headstrong

Ancestry of “หัวแข็ง”, step by step

หัวแข็ง traces back through two separate lines of ancestry.

via Thai แข็ง

StepLanguageWordMeaning
1Thaiแข็งhard; rigid
2Proto-Southwestern Tai*kʰɛːŋᴬ¹—
3Proto-Tai*k.reːŋᴬ—

via Thai หัว

StepLanguageWordMeaning
1Thaiหัวhead; swelling; protuberance; bulb, tuber, or...
2Proto-Taitruəᴬhead
Every word from Proto-Tai *k.reːŋᴬ →Every word from Proto-Southwestern Tai *kʰɛːŋᴬ¹ →Every word from Thai แข็ง →