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 

andamunda

noun. elephant

A noun for “elephant” in The Etymologies of the 1930s, a combination of ᴹQ. anda “long” and an adjectival form of ᴹQ. mundo “snout” (Ety/MBUD), hence literally “long snouted”.

Conceptual Development: In the Qenya Lexicon of the 1910s, Tolkien gave ᴱQ. hunto “elephant” (QL/41).