Etymology From Spanish renegado, from Medieval Latin renegātus, perfect participle of renegō (“to deny”). See also renege.
1
Dated To desert one's cause, or change one's loyalties; to commit betrayal.
The recent arrangement, obtained by Lord Stratford, as to the case of a Christian renegading to Mohammedanism […]1859, Wesleyan-Methodist Magazine, volume 3, page 740: