The word tai or thai does mean people ( khonh ) but none of an ethnic nor race as some guys from Thailand claim, tai Lue, Zhuang/ Liao, tai Dam,Deng, Done/Khao are Lao/AiLao who used to live or still living in Montse ( Nongse in Lao) or NaneChao the former of Lao/AiLao kingdom in today Yunnan province.
Love your outfit, especially your shint (TaiLue) traditionally skirt like my beloved mother has and speaks exactly like my mother and father and older siblings, and me too if I talk to them, but outside the house I use second language American English