This is the 3148th most frequent Turkish word.
dolgu
"Filling" (used for things like dental fillings or filler material).
In this sentence, 'dolgu' refers to a dental filling, material used to restore a tooth damaged by decay.
Dişimdeki çürük nedeniyle dolgu yaptırdım.
I had a filling done due to the cavity in my tooth.
Here, 'dolgu' denotes the filler material utilized for repairing cracks in structures such as walls.
Duvarın çatlaklarını dolgu malzemesiyle kapattılar.
They filled the cracks in the wall with filler material.
In this case, 'dolgu' refers to the filling material inside a cushion or pillow providing its softness and form.