Booster
Booster noun - A person who actively supports or favors a cause.
Immunisation and booster are semantically related. In some cases you can use "Immunisation" instead a noun "Booster".
Immunisation
Immunisation noun - The act of making immune (especially by inoculation).
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Synonyms for Immunisation
Booster and immunisation are semantically related. You can use "Booster" instead a noun "Immunisation".
Mutual synonyms
Cite this Source
Immunisation and Booster. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/booster/immunisation
Booster & Immunisation. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/booster/immunisation>.
Immunisation or Booster. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/booster/immunisation.
Google Ngram Viewer shows how "booster" and "immunisation" have occurred on timeline