Algid and Hyperborean

Algid adjective - Having a low or subnormal temperature.

Hyperborean and algid are semantically related in cold topic. In some cases you can use "Hyperborean" instead an adjective "Algid", when it comes to topics like chilly.

Hyperborean noun - (Greek mythology) one of a people that the ancient Greeks believed lived in a warm and sunny land north of the source of the north wind.

Algid and Hyperborean are semantically related in cold topic. You can use "Algid" instead an adjective "Hyperborean", if it concerns topics such as chilly.