How to express one thing is more important than another?

1. What is another way to say more important?
2. How do you say one thing is better than the other?

What is another way to say more important?

A few other words you can use instead of important are: essential. critical. consequential.

How do you say one thing is better than the other?

Peerless, unparalleled, and unequaled are all formal ways of saying that someone or something the best person or thing of its type.