|Noah Webster's Dictionary|
1. (n.) The state of being high; elevation; loftiness.
2. (n.) A title of honor given to kings, princes, or other persons of rank; as, His Royal Highness.
Highness (2 Occurrences)
Job 31:23 For destruction from God was a terror to me, and by reason of his highness I could not endure. (KJV WBS)
Isaiah 13:3 I have commanded my sanctified ones, I have also called my mighty ones for mine anger, even them that rejoice in my highness. (KJV DBY WBS)