Where does “ความสถุล” come from?

ความสถุล (Thai) comes from Thai สถุล, from Sanskrit स्थूल, from Sanskrit स्थूर, from Proto-Indo-European *steh₂-.

Ancestry of “ความสถุล”, step by step

ความสถุล traces back through two separate lines of ancestry.

via Thai สถุล

StepLanguageWordMeaning
1Thaiสถุลbad; base; low; crude; coarse; gross; vulgar;...
2Sanskritस्थूलbulky; fat; obese; thick; fat, stout, thick
3Sanskritस्थूरstrong, thick, massive
4Proto-Indo-European*steh₂-—

via Thai ความ

StepLanguageWordMeaning
1Thaiความaffair; matter; content; essence; subject;...
2Proto-Taiɣwaːmᴬmatter
Every word from Proto-Indo-European *steh₂- →Every word from Sanskrit स्थूर →Every word from Sanskrit स्थूल →