This is the 3935th most frequent Arabic word.
بالدوري
"In turns" or "by turns."
The word 'بالدورية' is used here to denote 'in turns', indicating a sequential order of taking action.
أخذ الأطفال بالدورية لعبهم من الصندوق.
The children took their toys from the box in turns.
The word 'بالدورية' is used here to mean 'periodically', referring to visiting on a regular cycle.
يزورنا الجيران بالدورية للمجاملات الاجتماعية.
The neighbors visit us periodically for social interactions.
Here, 'بالدورية' implies a regular and scheduled occurrence of an event.