Booster and Champion

Booster

Booster noun - A person who actively supports or favors a cause.
Usage example: rah-rah boosters for the sports team will be attending the game and carrying large signs

Champion is a synonym for booster. In some cases you can use "Champion" instead a noun "Booster".

Nearby Words: boost, boosted, boosting

Champion

Champion noun - A person who actively supports or favors a cause.
Usage example: she's the biggest champion of budget reform in the Congress

Booster is a synonym for champion. (North American) You can use "Booster" instead a noun "Champion".

Cite this Source
Champion and Booster. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/booster/champion
Booster & Champion. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/booster/champion>.
Champion or Booster. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/booster/champion.
Google Ngram Viewer shows how "booster" and "champion" have occurred on timeline