How to Say "one's own" in Spanish
The Spanish word for “one's own” is “propio” — A2 level. This is a very common word in everyday Spanish.

Examples
Tengo mi propio coche, así que no necesito el tuyo.
I have my own car, so I don't need yours.
Ella quiere vivir en su propia casa.
She wants to live in her own house.
Cada estudiante tiene sus propios libros.
Each student has their own books.
Making it Match
'Propio' changes to match the thing it describes. If the word is feminine, use 'propia'. If it's plural, add an 's': 'propio' (masculine), 'propia' (feminine), 'propios' (masculine plural), 'propias' (feminine plural).
Where It Goes
To mean 'own', 'propio' usually comes after a word like 'mi', 'tu', or 'su' (my, your, his/her) and before the noun. For example: 'mi propio cuarto' (my own room).
'Own' vs. 'Alone'
Mistake: “Quiero mi coche solo.”
Correction: Quiero mi propio coche. Saying 'mi coche solo' can sound like you want 'only my car' or 'my car by itself'.
Related Translations
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