Back
Foster
Foster verb - To help the growth or development of.
Usage example: the head librarian firmly declared that it is indeed the duty of local government to foster learning and a love of reading
Back is a synonym for foster in action topic. Sometimes you can use "Back" instead a verb "Foster", if it concerns topics such as encourage, promote, deed.
Mutual synonyms
Common collocations
Both words in one sentence
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As an adult Aja from Jem has quite long hair but flashbacks showing back when she became Jerrica's foster sister have her with short hair.
Source: Boyish Short Hair - Parker had this as her back story on Leverage as she had left the foster system as a teenager after spending six months in Juvie.
Source: The Artful Dodger - At this point, Annika happily abandons her 'mother' and goes back to being an apprentice cook with her foster family.
Source: Really Royalty Reveal
Cite this Source
Foster and Back. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/back/foster
Back & Foster. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/back/foster>.
Foster or Back. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/back/foster.
Google Ngram Viewer shows how "back" and "foster" have occurred on timeline