old age vs second childhood

old age and second childhood both are nouns.

Word	Noun	Adjective	Verb	Adverb
old age	Yes	No	No	No
second childhood	Yes	No	No	No

As nouns, second childhood is a hyponym of old age; that is, second childhood is a word with a more specific, narrower meaning than old age:

old age: a late time of life
second childhood: mental infirmity as a consequence of old age; sometimes shown by foolish infatuations

Other hyponyms of old age include dotage, senility, autumn years, decrepitude.

old age (noun)	second childhood (noun)
a late time of life	mental infirmity as a consequence of old age; sometimes shown by foolish infatuations

old age vs second childhood

old age and second childhood both are nouns.

Words related to "old age"

Words related to "second childhood"