Beware, older languages below! The languages below were invented during Tolkien's earlier period and should be used with caution. Remember to never, ever mix words from different languages!

Qenya 

helke

noun. ice

A noun in The Etymologies of the 1930s glossed “ice” derived from the root ᴹ√KHELEK of the same meaning (Ety/KHELEK).

Conceptual Development: ᴱQ. helke “ice” also appeared in the Qenya Lexicon of the 1910s under the early root ᴱ√HELE (QL/39).