This is the 1332nd most frequent Arabic word.
آنذاك
"At that time"
Here, 'آنذاك' is used to refer to a specific time in the past when the weather was discussed.
كان الجو هادئًا آنذاك.
The weather was calm at that time.
In this sentence, 'آنذاك' indicates the time period when the speaker transitioned from study to work.
أنهيت دراستي آنذاك وبدأت بالعمل.
I finished my studies at that time and started working.
The word 'آنذاك' here specifies a historical period related to the size of the village.