I don’t want this great resource to get lost and more of you should know about this.
A few years ago, several Corona developers crowdsourced a Google Docs spreadsheet that has many common words that would show up in a game UI translated into multiple languages. You can use this to change your button names based on the country code the game is being played in:
Yes, your app can even do Klingon. Now not all languages are filled out. This was after a crowdsource effort. Feel free to expand this. Note: there are multiple tabs on the bottom. This is a very deep spreadsheet!
Rob