This is the 14195th most frequent Russian word.
ореха
The Russian word "ореха" is the genitive singular or accusative singular form of "орех," which means "nut."
In this sentence, 'ореха' is in the genitive singular form to indicate the quantity of nuts bought.
Я купил мешок ореха для пирога.
I bought a bag of nuts for the pie.
Here, 'ореха' is in the genitive singular form to express absence of fresh nuts.
У меня нет свежего ореха для этого рецепта.
I don’t have fresh nuts for this recipe.
In this sentence, 'ореха' is used in the genitive singular form to indicate possession, describing what the nutshell belongs to.