Dŏ'tage, n.
n. [From dote, q. v.] 1. Feebleness or imbecility of understanding or mind, particularly in old age; childishness of old age; senility; as, a venerable man, now in his dotage.
This we childishness and dotage call. Davies.
Capable of distinguishing between the infancy and the dotage of Greek literature. Macaulay.
Sense 2. Excessive fondness; weak and foolish affection. “The dotage of the nation on presbytery.” Burnet.