Thai
WordNet
adjective
(1) Of or relating to Thailand
"The Thai border with Laos"
(2) Of or relating to the languages of the Thai people
"Thai tones"
(3) Of or relating to or characteristic of Thailand or its people
"Siamese kings"
"Different Thai tribes live in the north"
noun
(4) A branch of the Tai languages
(5) A native or inhabitant of Thailand