Is there any way to make dropdown attribute menu for value?

Is there any way to make dropdown attribute menu for value?

I want to have dropdown menu with my custom strings. Like I press a gamemode > dropdown menu appears and inside that: Gamemode 1, Gamemode 2 …

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theres no such thing.

you can make a folder inside something, and add values named gamemode1 etc, and the value would be smthn else