This is the 308th most frequent Persian word.
جمهوری
Republic
In this sentence, "جمهوری" refers to a specific form of governance, emphasizing the political structure of a republic.
جمهوری اسلامی ایران در سال ۱۳۵۷ تأسیس شد.
The Islamic Republic of Iran was established in 1979.
Here, "جمهوری" is used to denote the general concept of republican governance as opposed to other forms.
در بسیاری از کشورها، مردم حکومت جمهوری را انتخاب کردهاند.
In many countries, people have chosen a republican form of government.
In this example, "جمهوری" describes a characteristic of a republic, focusing on its democratic nature.