helca

"k" adj. "icy, ice-cold" misprint "helk" in the Etymologies as printed in LR, entry KHELEK; both the Silmarillion Appendix and LT1:254 have helka, and VT45:21 finally confirmed that there is a final -a in Tolkien's Etymologies manuscript as well. In Helcar, the Inland Sea in the north-east of Middle-earth, and Helcaraxë, the Grinding Ice between Araman and Middle-earth SA; spelt "Helkarakse" in the Etymologies, stem KARAK