acas pl. axi is Quenya word for "(back) neck" and "rock ridge"
From possible PQ *akase pl. *akasî, from a possible Root *AK-AS or *A-KAS
- axë - later form replacing acas.
- ↑ J.R.R. Tolkien, "Words, Phrases and Passages in Various Tongues in The Lord of the Rings", in Parma Eldalamberon XVII (edited by Christopher Gilson), p. 92