Linked from
The 18 pages that link to Thai language, each with the reason it gives.
ThailandRelated: It is the principal language of public life and national education.
Luk thungRelated: Regional pronunciation and vocabulary give luk thung songs distinct local voices.
Tai languagesBroader topic: Thai is the best-known Tai language and has a large speaker community.
Thai scriptRelated: Thai script is chiefly used to write this language.
VajiravudhRelated: Vajiravudh promoted standardized Thai usage as part of national cohesion.