お母さん

In a sentence

• 私はお母さんに手紙を書きました。

  I wrote a letter to my mother.

  In this sentence, 'お母さん' is used to refer specifically to the speaker's own mother in a respectful and polite fashion. It is often used in personal interactions to show endearment and closeness.

• 彼のお母さんは料理が上手です。

  His mother is good at cooking.

  Here, 'お母さん' is used to refer to someone else's mother respectfully. Adding the pronoun '彼の' (his) specifies whose mother is being discussed.

• お母さんは元気ですか？

  Is your mother well?

  The term 'お母さん' in this context addresses someone's mother directly with respect. It shows care and interest in the well-being of the addressee's mother.