i Register
In some senses, forebear is marked as obsolete. Watch for register when choosing this word.
noun
An ancestor.
One day, among the days, he bethought him of this and fell lamenting for that the most part of his existence was past and he had not been vouchsafed a son, to inherit the kingdom after him, even as he had inherited it from his fathers and forebears; by reason whereof there betided him sore cark and care and chagrin exceeding.
[1906] 2004, Memoirs of the Lord of Joinville, Ethel Wedgwood tr. Sirs, I am quite sure that the King of England's forbears rightly and justly lost the conquered lands that I hold […]
verb
Obsolete spelling of forbear.