Game Database

Hello, i have my site using wordpress and i would like to know how to create a database of a game and use tooltips with the info of an item of that game (the info i added in the database.
I speak spanish and i found lot of libraries but they are in english and i dont know how to do it in spanish.
An example of what i mean:
https://tooltip.lolbuilder.net/
https://www.salsalol.com/items