This is the 4629th most frequent Turkish word.
birikimini
"The accumulation" or "his/her/its accumulation" (depending on context).
The word 'birikimini' refers to Ahmet's accumulated savings here.
Ahmet, yıllardır çalışıp tüm birikimini yeni bir ev almak için harcadı.
Ahmet spent all his savings accumulated over the years to buy a new house.
In this context, 'birikimini' refers to the artist's accumulated body of works.
Sanatçı, birikimini sergileyerek izleyicilerine ilham verdi.
The artist inspired the audience by showcasing their accumulated works.
Here, 'birikimini' indicates the knowledge the student has accumulated.