Paying back and Part with

Paying back noun - A reciprocal group action.

Part with and paying back are semantically related. in contribute topic. In some cases you can use "Part with" instead a verb "Paying back".

Part with verb - Give up what is not strictly needed.

Paying back and part with are semantically related. Sometimes you can replace term "Paying back" with "Part with", this phrasal verbs are similar.