Where does “ผ่านมา” come from?

ผ่านมา (Thai) comes from Thai มา, from Pali mā, from Sanskrit मा, from Proto-Iranian máH, from Proto-Indo-Iranian maH, from Proto-Indo-European meh₁ — prohibitive particle.

ผ่านมา (Thai): to pass by, pass on going toward the point of reference

Definitions

  1. to pass by, pass on going toward the point of reference

Ancestry of “ผ่านมา”, step by step

ผ่านมา traces back through two separate lines of ancestry.

via Thai มา

StepLanguageWordMeaning
1Thaiมาto move or come (towards the speaker's direction); to arrive
2Palido not; mother; moon
3Sanskritमाdon't; accusative singular of अहम्; to sound,...
4Proto-IranianmáH
5Proto-Indo-IranianmaHdo not; prohibitive particle
6Proto-Indo-Europeanmeh₁prohibitive particle

via Thai ผ่าน

StepLanguageWordMeaning
1Thaiผ่านTo pass
Every word from Proto-Indo-European meh₁Every word from Proto-Indo-Iranian maHEvery word from Proto-Iranian máH