This property defines the Unicodes which have Phoenician script
Characters like 𐤀,𐤁,𐤂, etc. are listed under Phoenician Script.
29 Characters are present in Phoenician Script starting with the Unicode point U+10900 that represents the character 𐤀.
Currently, as per latest version 15.0.0, Unicode supports 164 number of Script. Here are a few examples - Adlam,Ahom,Anatolian Hieroglyphs, etc.