Where does “ข้อแก้ตัว” come from?

ข้อแก้ตัว (Thai) comes from Thai แก้ตัว, from Thai แก้, from Proto-Tai *keːꟲ, from Middle Chinese 解.

ข้อแก้ตัว (Thai): excuse; pretext

Definitions

  1. excuse; pretext

Ancestry of “ข้อแก้ตัว”, step by step

ข้อแก้ตัว traces back through two separate lines of ancestry.

via Thai แก้ตัว

StepLanguageWordMeaning
1Thaiแก้ตัวto make up for one's losses or errors
2Thaiแก้to undo; to untie; to remedy; to repair; to solve
3Proto-Tai*keːꟲto undo; to untie
4Middle Chinese解—

via Thai ข้อ

StepLanguageWordMeaning
1Thaiข้อjoint
2Proto-Taiχoːᶜjoint
Every word from Middle Chinese 解 →Every word from Proto-Tai *keːꟲ →Every word from Thai แก้ →