Where does “ความทรมาน” come from?

ความทรมาน (Thai) comes from Thai ทรมาน, from Thai มาน, from Thai มน, from Pali māna, from Sanskrit मान, from Sanskrit मा, from Proto-Iranian máH, from Proto-Indo-Iranian maH — prohibitive particle.

Ancestry of “ความทรมาน”, step by step

ความทรมาน traces back through two separate lines of ancestry.

via Thai ทรมาน

StepLanguageWordMeaning
1Thaiทรมานto conquer, subdue, or suppress by reducing or...
2Thaiมานbeing; existing; going on; heart; mind
3Thaiมนto be fixed; to be stationary; roundish; somewhat...
4Palimānapride; conceit
5Sanskritमानopinion; notion; conception; idea
6Sanskritमाdon't; accusative singular of अहम्; to sound,...
7Proto-IranianmáH
8Proto-Indo-IranianmaHdo not; prohibitive particle
9Proto-Indo-Europeanmeh₁prohibitive particle

via Thai ความ

StepLanguageWordMeaning
1Thaiความaffair; matter; content; essence; subject;...
2Proto-Taiɣwaːmᴬmatter
Every word from Proto-Indo-European meh₁Every word from Proto-Indo-Iranian maHEvery word from Proto-Iranian máH