Icefalls are magnificent and mesmerizing formations of ice that can be seen in the coldest regions of the world. These natural wonders are created by waterfalls that freeze during the winter months. If you're looking for synonyms for the term icefalls, there are a few other phrases you can use to describe these beautiful ice formations. Some of the most common terms include frozen waterfalls, ice cascades, ice formations, ice cliffs, and frozen falls. Each of these terms accurately describes the frozen water that creates icefalls and can add a new layer of depth to your writing or conversation.