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 

mente

noun. point, end, point, end; [ᴱQ.] peak, tip

mintye

noun. peak

A word in the Declension of Nouns from the early 1930s glossed “peak” given as an example for the Quenya declension of nouns ending in -ye (PE22/44). It is probably a derivative of ᴹ√MIN “stand alone, stick out”.

aikale

noun. peak

A word in The Etymologies of the 1930s glossed “a peak”, an abstract noun formation of ᴹQ. aika “sharp” (Ety/AYAK).