This is the 3598th most frequent Turkish word.
sözünü
"His/her/its word" or "promise."
Here, 'sözünü' refers to a promise or commitment.
Sözünü tutmak insanın karakterini gösterir.
Keeping one's word shows a person's character.
In this sentence, 'sözünü' implies a kind of approval or guarantee given.
Bu işin sözünü geçen hafta vermiştim.
I gave my word regarding this task last week.
Here, 'sözünü' means a promise or affirmation made by someone.