This is the 4614th most frequent German word.
ständiger
"Ständiger" means "permanent" or "constant" in English.
In this sentence, 'ständiger' is used as an adjective to describe 'visitor', implying a regular or constant presence or occurrence.
Er ist ein ständiger Besucher unserer Bibliothek.
He is a regular visitor of our library.
Here, 'ständigen' modifies 'changes' to express a sense of ongoing or continuous occurrence.
Die ständigen Veränderungen im Team machen die Arbeit schwierig.
The constant changes in the team make the work difficult.
In this instance, 'ständige' qualifies 'development', indicating the need for persistent or ongoing improvement.