Age of Reason vs age

Age of Reason and age both are nouns.

Word	Noun	Adjective	Verb	Adverb
Age of Reason	Yes	No	No	No
age	Yes	No	Yes	No

Age of Reason (noun)	age (noun)
a movement in Europe from about 1650 until 1800 that advocated the use of reason and individualism instead of tradition and established doctrine	how long something has existed
	a time of life (usually defined in years) at which some particular qualification or power arises
	a late time of life
	an era of history having some distinctive feature
	a prolonged period of time