ˌwell-ˈtrodden BrE AmE adjective
1 . well-trodden path/track/route etc British English a path that is used a lot by people:
Follow the very well-trodden path to the summit.
2 . used to describe an idea or a course of action that has been used many times in the past
well-trodden path/road/ground etc
Andrew was on his well-trodden path to conquering another willing lady.