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 

hyatse

noun. cleft, gash

A noun appearing as {hyasse >>} hyatse “cleft, gash” in The Etymologies of the 1930s derived from primitive ᴹ✶syadsē under the root ᴹ√SYAD “shear through, cleave” (Ety/SYAD).

Qenya [Ety/SYAD; EtyAC/SYAD] Group: Eldamo. Published by