Meaning of die out in English to become less common and finally stop existing: Dinosaurs died out millions of years ago. It’s a custom that is beginning to die out.

How do words die out?

“Words die when out when they are no longer at the heart of our language.” Dictionaries aren’t static and add new words, and occasionally get rid of unused words, regularly.

What does it mean to pave the way?

Definition of pave the way for (something or someone) : to make it easier for (something to happen or someone to do something) The discovery paves the way for the development of effective new treatments.