retroplan
verbUK /ˈrɛtrəʊplæn/
US /ˈrɛtroʊplæn/
To plan something by starting from the end and working backward.
We retroplanned the school play by first setting the show date and then counting back the rehearsal weeks.
OTHER MEANINGS
2. To reconstruct the steps of a past event by reasoning backward from its outcome.
The team retroplanned the launch to understand where the delays began.
3. To set a target date and derive all intermediate deadlines from it.
She retroplanned the project so every task had a clear due date.
4. A planning method that begins with the desired result rather than the current situation.
Retroplan is useful when the finish line is fixed but the start is flexible.