What are the antonyms for Retro cessions?

• n.

  • ebb
  • advance
  ,
  • development
  ,
  • enlargement
  ,
  • expansion
  ,
  • flow
  ,
  • growth
  ,
  • improvement
  ,
  • incline
  ,
  • increase
  ,
  • rise
  .

The antonyms for the term "Middle Class Populations" are "extreme poverty populations" and "wealthy high-class populations." Extreme poverty populations refer to people who suffer ...