fosterage vs upbringing

fosterage and upbringing both are nouns.

Word	Noun	Adjective	Verb	Adverb
fosterage	Yes	No	No	No
upbringing	Yes	No	No	No

As nouns, fosterage and upbringing are synonyms defined as:

fosterage and upbringing: helping someone grow up to be an accepted member of the community

Other synonyms of fosterage include breeding, bringing up, fostering, nurture, raising, rearing.

fosterage (noun)	upbringing (noun)
helping someone grow up to be an accepted member of the community	helping someone grow up to be an accepted member of the community
encouragement; aiding the development of something	properties acquired during a person's formative years