This is the 5236th most frequent Arabic word.
بولس
"بولس" is the Arabic transliteration of "Paul," a common male name.
In this sentence, 'بولس' is used as a proper noun to refer to the name of a person, 'Paul', indicating the subject performing the action.
ذهب بولس إلى المكتبة اليوم.
Paul went to the library today.
Here, 'بولس' refers to the name itself, discussing the popularity of this name broadly.
بولس هو اسم شائع في بعض الثقافات.
Paul is a common name in some cultures.
Again, 'بولس' functions as a proper noun indicating the individual who performed the action of reading.