Point of no return and Pivotal point

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

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

Point of no return and pivotal point are semantically related in crucial point topic. You can use "Point of no return" instead a noun phrase "Pivotal point", if it concerns topics such as crucial moment.