This is the 16599th most frequent Turkish word.
yeğenlerini
"Yeğenlerini" means "their nephews/nieces" in English.
In this sentence, 'yeğenlerini' indicates plural direct objects (nephews/nieces) being visited by the subject.
Arkadaşım, yeğenlerini ziyarete gitmeyi çok seviyor.
My friend loves to visit his/her nephews/nieces.
Here, 'yeğenlerini' serves as the plural direct objects (nephews/nieces) who are missed by the subject.
Ayşe, yeğenlerini çok özlediği için onlara hediye aldı.
Ayşe bought gifts for her nephews/nieces because she missed them a lot.
In this example, 'yeğenlerini' specifies the action recipient (nephews/nieces) who were taken to the park.