εννέα

In a sentence

• Έχω εννέα μήλα στο τραπέζι.

  I have nine apples on the table.

  Here, 'εννέα' is used as a cardinal number to denote the quantity of apples.

• Το αεροπλάνο αναχωρεί στις εννέα το βράδυ.

  The airplane departs at nine in the evening.

  Here, 'εννέα' is used to indicate time, specifically 9:00 PM, in conjunction with the preposition 'στις'.

• Το εννέα είναι ένας από τους αγαπημένους μου αριθμούς.

  Nine is one of my favorite numbers.

  Here, 'εννέα' serves as a subject and is referred to as a specific number in general terms.