kolmanda

In a sentence

• Ma ostsin kolmanda raamatu selles sarjast.

  I bought the third book in this series.

  Here, 'kolmanda' serves as the ordinal numeral indicating the third in a sequence connected to the noun 'raamatu' (book), showing its positional context.

• Kolmanda proovimise järel sai ta ülesandest aru.

  After the third attempt, he understood the task.

  In this context, 'kolmanda' denotes the ordinal numeral emphasizing the sequence of attempts (proovimise).

• Mul on vaja abi kolmanda punkti selgitamisel.

  I need help explaining the third point.

  'Kolmanda' is used here as an ordinal numeral modifying 'punkti' (point) to indicate its position in a list or structure.