second childhood
Noun
Meaning
mental infirmity as a consequence of old age; sometimes shown by foolish infatuations
Source: WordNetSynonyms
senility
dotage
infirmity
senescence
feebleness
decrepitude
caducity
anility
senectitude
senile dementia
geezerhood
childlike playfulness
Antonyms
Show all antonymsHypernyms
Examples
The old are in a second childhood.
The second childhood of a saint is the early infancy of a happy immortality, as we believe.