This is the 11956th most frequent Turkish word.
girişime
"To the initiative" or "to the attempt."
In this sentence, 'girişime' is used in the dative case to indicate the entity being supported (initiative).
Proje girişime destek veriyor.
The project supports the initiative.
Here, 'girişime' again appears in the dative case, referring to the initiative we are beginning.
Yeni bir girişime başlamaya karar verdik.
We decided to start a new initiative.
In this usage, 'girişime' in the dative case denotes the initiative we are joining.