Ice
Ice noun - Water frozen in the solid state.
Permafrost and ice are semantically related. in frozen water topic. In some cases you can use "Permafrost" instead a noun "Ice".
Permafrost
Mutual synonyms
Both words in one sentence
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The world's largest virus, Pithovirus sibericum, was found in a 34,000-year-old ice core harvested from permafrost in Siberia.
Source: Human Popsicle -
Ice Towers can freeze bloons in place, and even slow them down permanently with the Permafrost upgrade.
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They included a Cloud Planet, a Forest Planet, a Jungle Planet and a semi-Ice Planet which was entirely tundra (a treeless plain with permafrost soil).
Source: Single-Biome Planet
Cite this Source
Permafrost and Ice. (2016). Retrieved 2026, July 27, from https://thesaurus.plus/related/ice/permafrost
Ice & Permafrost. N.p., 2016. Web. 27 Jul. 2026. <https://thesaurus.plus/related/ice/permafrost>.
Permafrost or Ice. 2016. Accessed July 27, 2026. https://thesaurus.plus/related/ice/permafrost.
Google Ngram Viewer shows how "ice" and "permafrost" have occurred on timeline