Is there any difference in meanings between "splash out on" and "splurge on"?
And what is a formal or way of these words?

Thank you very much 🎊

Question

Is there any difference in meanings between "splash out on" and "splurge on"?
And what is a formal or way of these words?

Thank you very much 🎊

Answer

I've never heard "splash out on." But a more formal way to say "splurge on" could be "spend an exorbitant amount (of money) on (something.")