This is the 18163rd most frequent Russian word.
ценами
"Ценами" means "prices" in the instrumental plural form.
The word 'ценами' is used in the instrumental plural form, indicating comparison or association with the prices of goods.
Мы сравнили товары с разными ценами.
We compared goods with different prices.
Here, 'ценами' is used to show the cause of the reaction, expressed in the instrumental plural form.
Он удивился высоким ценами.
He was surprised by the high prices.
In this context, 'ценами' is instrumental plural, showing the relationship to the change affecting prices.