This property defines the Unicodes which have Thai script
Characters like ก,ข,ฃ, etc. are listed under Thai Script.
86 Characters are present in Thai Script starting with the Unicode point U+0E01 that represents the character ก.
Currently, as per latest version 15.0.0, Unicode supports 164 number of Script. Here are a few examples - Adlam,Ahom,Anatolian Hieroglyphs, etc.