geezerhood vs dotage

geezerhood and dotage both are nouns.

Word	Noun	Adjective	Verb	Adverb
geezerhood	Yes	No	No	No
dotage	Yes	No	No	No

As nouns, dotage is a hyponym of geezerhood; that is, dotage is a word with a more specific, narrower meaning than geezerhood:

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

Other hyponyms of geezerhood include second childhood, senility, autumn years, decrepitude.

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