This is the 7864th most frequent Turkish word.
kendileri
"Themselves" or "himself/herself" (formal or respectful usage).
In this sentence, 'kendileri' is used as a formal third-person plural pronoun to refer to a group of people emphasizing respect or formality.
Kendileri bu projeyi üstlendiler.
They have undertaken this project.
Here, 'kendileri' functions as a formal or respectful reference to the person(s) intended to be met, used in a third-person context.
Kendileri ile görüşmek istiyoruz.
We want to meet with them.
In this example, 'kendileri' emphasizes reflexivity and also underscores the subject themselves as being responsible for the action.