Examples from the Web for dotage
Being politically astute, even in her dotage, Baroness Thatcher was aware what contention that could create.
The ministers of Edward's dotage could not hold France nor even keep England quiet.The History of England|T.F. Tout
The great warrior king in his dotage is the degraded creature of wicked Alice Perrers.The Chautauquan, Vol. III, March 1883|The Chautauquan Literary and Scientific Circle
Dotage, or the mental imbecility produced by excessive old age, is also a disqualification for admission.The Principles of Masonic Law|Albert G. Mackey