This is the 439th most frequent German word.
geplanten
"Planned"
Here, 'geplante' modifies the noun 'Ausflug' (trip), describing its characteristic of being previously planned.
Der geplante Ausflug wurde wegen schlechten Wetters abgesagt.
The planned trip was canceled due to bad weather.
In this context, 'geplante' describes the noun 'Projekt' (project), emphasizing that it is intended or scheduled.
Wir besprachen die Details für das geplante Projekt.
We discussed the details for the planned project.
'Geplanten' in this example modifies 'Maßnahmen' (measures), indicating that they are prearranged steps.