Webster’s Revised Unabridged Dictionary · 1913
Dotage
Do′tage (dō′tāj; 48), n. [From Dote, v. i.] 1. Feebleness or imbecility of understanding or mind, particularly in old age; the childishness of old age; senility; as, a venerable man, now in his dotage.
Capable of distinguishing between the infancy and the dotage of Greek literature. Macaulay.
2. Foolish utterance; drivel.
The sapless dotages of old Paris and Salamanca. Milton.
3. Excessive fondness; weak and foolish affection.
The dotage of the nation on presbytery. Bp. Burnet.