الطفل

In a sentence

• يلعب الطفل بالكرة.

  The child plays with the ball.

  Here, "الطفل" refers to a singular male child as the subject of the sentence, denoting who is participating in the action of playing.

• طفلها ذكي للغاية.

  Her child is very intelligent.

  In this sentence, "طفل" is the singular form used to refer to someone's child and is linked with a possessive suffix "ها" indicating 'her' ownership.

• الطفل بحاجة إلى الحماية.

  The child needs protection.

  Here "الطفل" emphasizes the general concept of a singular child requiring care, possibly referring to a specific child or children generically.