Archean aeon vs Archeozoic eon

Archean aeon and Archeozoic eon both are nouns.

Word	Noun	Adjective	Verb	Adverb
Archean aeon	Yes	No	No	No
Archeozoic eon	Yes	No	No	No

As nouns, Archean aeon and Archeozoic eon are synonyms defined as:

Archean aeon and Archeozoic eon: the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life

Other synonyms of Archean aeon include Archaeozoic, Archaeozoic aeon, Archean, Archean eon, Archeozoic.

Archean aeon (noun)	Archeozoic eon (noun)
the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life	the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life