This is the 9924th most frequent Turkish word.
açtılar
"They opened."
Here, 'açtılar' is the past tense third-person plural form of the verb 'açmak', meaning 'to open', referring to a physical act of opening the doors.
Kütüphanenin kapılarını sabah erkenden açtılar.
They opened the library doors early in the morning.
In this usage, 'açtılar' metaphorically refers to becoming emotionally receptive, with 'kalplerini açmak' ('to open their hearts') indicating emotional vulnerability or sharing.
Her şeye rağmen, konuştukça birbirlerine kalplerini açtılar.
Despite everything, as they talked, they opened their hearts to each other.
Here, 'açtılar' means 'started' or 'initiated', used in a figurative sense to describe beginning or introducing something like a strategy or method.