Where does “สิบแปด” come from?

สิบแปด (Thai) comes from Thai แปด, from Proto-Tai peːtᴰ, from Middle Chinese 八.

สิบแปด (Thai): 18; eighteen

Definitions

  1. 18; eighteen

Ancestry of “สิบแปด”, step by step

สิบแปด traces back through two separate lines of ancestry.

via Thai แปด

StepLanguageWordMeaning
1Thaiแปด8; eight
2Proto-Taipeːtᴰeight
3Middle Chinese八—

via Thai สิบ

StepLanguageWordMeaning
1Thaiสิบ10; ten

Words derived from “สิบแปด”

Every word from Middle Chinese 八 →Every word from Proto-Tai peːtᴰ →Every word from Thai แปด →