How can I set default name for field?

System Information
  • 4.4.3:
  • MacOS M1:
  • Postgres:
  • 16.15.0:
  • 8.5.5:

I created a custom field, and I want that the field name, the name that the user enters when he create the field will be an unchangeable name that I will decide what it should be, is there a way to do it?