Boost
Boost noun - An act or instance of helping.
Propellant and boost are semantically related In some cases you can use "Propellant" instead a noun "Boost".
Propellant
Propellant noun - Any substance that propels.
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Synonyms for Propellant
Boost and propellant are semantically related in stimulus topic. Sometimes you can use "Boost" instead a noun "Propellant", if it concerns topics such as impetus, incentive, provocation.
Cite this Source
Propellant and Boost. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/boost/propellant
Boost & Propellant. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/boost/propellant>.
Propellant or Boost. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/boost/propellant.
Google Ngram Viewer shows how "boost" and "propellant" have occurred on timeline