removing, increasing I would probably use 'erected' We erect barriers. It's a common set phrase. I would use 'embed' this way: "I had negative thoughts and personal prejudices embedded in my head." "Traveling represented an opportunity to remove these barriers to growth." Good job

Hello, Yes, the word can be used to mean "fix or retain (a thought, idea, etc) in the mind". Well done!

Travelling for me represented the possibility of removing some barriers buried in my head and increasing my knowledge about myself and others... or Travelling for me represented the possibility to remove some barriers buried in my head and increase my knowledge about myself and others...