Boom
Boom noun - A loud explosive sound.
Usage example: the nerve-jangling boom of a car backfiring
Thwack
Thwack noun - A loud explosive sound.
Usage example: even from the top of the bleachers we could hear the loud thwack of the ball being hit
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Synonyms for Thwack
Mutual synonyms
Both words in one sentence
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Boom, Headshot: Well, more like "Thwack, Headshot"; since this is set long before the invention of modern firearms.
Source: Literature / Ranger's Apprentice
Cite this Source
Thwack and Boom. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/boom/thwack
Boom & Thwack. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/boom/thwack>.
Thwack or Boom. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/boom/thwack.
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