Where does “สวัสดีปีใหม่” come from?

สวัสดีปีใหม่ (Thai) comes from Thai ปี, from Proto-Southwestern Tai *piːᴬ¹, from Proto-Tai piːᴬ — year.

สวัสดีปีใหม่ (Thai): Happy New Year

Definitions

  1. Happy New Year

Ancestry of “สวัสดีปีใหม่”, step by step

สวัสดีปีใหม่ traces back through 3 separate lines of ancestry.

via Thai ปี

StepLanguageWordMeaning
1Thaiปีyear
2Proto-Southwestern Tai*piːᴬ¹
3Proto-Taipiːᴬyear

via Thai สวัสดี

StepLanguageWordMeaning
1Thaiสวัสดีwelfare, well-being; prosperity, success;...
2Sanskritस्वस्तिwell; happily; successfully

via Thai ใหม่

StepLanguageWordMeaning
1Thaiใหม่new; again; once more; new; latest; recent
2Proto-Taiʰmɤːlᴮnew
Every word from Proto-Tai piːᴬEvery word from Proto-Southwestern Tai *piːᴬ¹Every word from Thai ปี