This is the 133rd most frequent Arabic word.
الفلسطيني
The Arabic word "الفلسطيني" means "the Palestinian" in English.
In this sentence, 'الفلسطيني' is used as an adjective to describe the nationality of the child.
الطفل الفلسطيني يلعب في الحديقة.
The Palestinian child is playing in the garden.
Here, 'الفلسطيني' is used as an adjective describing the writer, indicating his nationality.
الكاتب الفلسطيني يكتب عن تاريخ بلاده.
The Palestinian writer writes about his country's history.
In this usage, 'الفلسطينيون' is the plural noun form referring to the people of Palestine.