foster vs nurture

foster is not a noun while nurture is a noun.

Word	Noun	Adjective	Verb	Adverb
foster	No	Yes	Yes	No
nurture	Yes	No	Yes	No

As verbs, foster and nurture are synonyms defined as:

As verbs, nurture is a hypernym of foster; that is, nurture is a word with a broader meaning than foster:

Other hypernyms of foster include bring up, parent, raise, rear.

foster (noun)	nurture (noun)
	helping someone grow up to be an accepted member of the community
	the properties acquired as a consequence of the way you were treated as a child

foster (adjective)	nurture (adjective)
providing or receiving nurture or parental care though not related by blood or legal ties

foster (verb)	nurture (verb)
help develop, help grow	help develop, help grow
promote the growth of	provide with nourishment
bring up under fosterage; of children	look after a child until it is an adult