Origin: Eldritch is of uncertain origin, but the earlier elrich is equivalent to the Old English el- meaning "foreign, strange, uncanny" and rīce meaning "kingdom"; hence “of a strange country, pertaining to the Otherworl
This word is derived from Latin. In English words like juvenile are derived from this word.
Hidebound — narrow and rigid in opinion; inflexible: “a hidebound pedant.” oriented toward or confined to the past; extremely conservative: “a hidebound philosopher.” (of a horse, cow, etc.) having the back and ribs bound tightly by the hide.