Why is k2 given another name?

K2 is also known as "Kangchenjunga" because it is part of the broader context of mountain naming conventions. The name "K2" comes from its designation in the Karakoram mountain range, where it was the second peak to be surveyed. The alternative name reflects its significance in the local culture and geography. Additionally, "K2" is often used in climbing and mountaineering communities for practical identification.