DOTAGE
dotage, second childhood, senility
(noun) mental infirmity as a consequence of old age; sometimes shown by foolish infatuations
Source: WordNet® 3.1
Etymology
Noun
dotage (countable and uncountable, plural dotages)
Decline in judgment and other cognitive functions, associated with aging; senility.
Fondness or attentiveness, especially to an excessive degree.
Foolish utterance(s); drivel.
Synonyms
• (loss of mental acuity associated with aging): second childhood
Anagrams
• dogate, goated, togaed
Source: Wiktionary
Do"tage, n. Etym: [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.
Source: Webster’s Unabridged Dictionary 1913 Edition