English
Thailander
From Thailand + -er.
A compound of Thailand + -er
tai-pro *ɗwɤːjᴬ ‘free’
tai-swe-pro *dajᴬ² ‘Tai people’
Thai ไท ‘Tai, or 'free' via folk etymology’
Pali deyya
Thai ไทย ‘person’
English Thailand
Today it means
noun Someone from Thailand
Language periods are conventional ranges, not dates for this word.
Etymograph / Thailander