Backer
Backer noun - A person who actively supports or favors a cause.
Billionaire and backer are semantically related. In some cases you can use "Billionaire" instead a noun "Backer".
Billionaire
Billionaire noun - A very rich person whose material wealth is valued at more than a billion dollars.
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Synonyms for Billionaire
Backer and billionaire are semantically related. Sometimes you can use "Backer" instead a noun "Billionaire".
Mutual synonyms
Cite this Source
Billionaire and Backer. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/backer/billionaire
Backer & Billionaire. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/backer/billionaire>.
Billionaire or Backer. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/backer/billionaire.
Google Ngram Viewer shows how "backer" and "billionaire" have occurred on timeline