This is the 845th most frequent Bulgarian word.
общ
"Общ" means "common" or "general" in English.
The word "обща" (obshcha) is an adjective meaning "common" and is used to describe a shared characteristic or goal among multiple entities.
Учениците имат обща задача за домашна работа.
The students have a common homework assignment.
Here, "общо" is an adjective form meaning "mutual" or "shared," specifically in the sense of coming to an understanding or shared decision.
Двете страни постигнаха общо споразумение.
The two sides reached a mutual agreement.
In this sentence, "общото" is a noun derived from the word "общ" and refers to "the common aspect" or "commonality."