Point of no return and Windup

Point of no return noun - A line that when crossed permits of no return and typically results in irrevocable commitment.

Windup and point of no return are semantically related. In some cases you can use "Windup" instead a noun phrase "Point of no return".

Windup noun - The last part of a process or action.

Point of no return and windup are semantically related. Sometimes you can use "Point of no return" instead a noun "Windup".