An Ilkorin noun for “head” attested only as an element in the name Dolmed “Wet Head” (Ety/MIZD, NDOL). It might also appear in Dol Dúghol, assuming that name is Ilkorin. Assuming it functions similarly to its Noldorin equivalent N. dôl, it can probably also be used to refer to a hill.
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!