Synonym of SUPERANNUATED

Answer: Option C

Accepted : generally believed or recognized to be valid or correct.
Senile : (of a person) having or showing the weaknesses or diseases of old age, especially a loss of mental faculties.
Retired : having left one's job and ceased to work.
Experienced : having gained knowledge or skill in a particular field over time.
Superannuated : retire (someone) with a pension.

Synonym of Superannuated is Retired