Catalyst
Catalyst noun - (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected.
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Synonyms for Catalyst
Thought and catalyst are semantically related. In some cases you can use "Thought" instead a noun "Catalyst".
Mutual synonyms
Both words in one sentence
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The King's 13-year-old (actually 43) daughter was the only survivor, and her learning what people really thought of the King is the catalyst for her finally maturing.
Source: Lawful Stupid - Geoff Johns thought of that as well, establishing at the end of Flash: Rebirth that Barry and Wally's race to stop Professor Zoom from killing Iris in the past is the catalyst for giving Barry his powers and that Barry was pulled from the Speed Force after he had died.
Source: Author's Saving Throw - The term isn't even stretchable since Catalyst literally describes what the Protheons were using that for, it wasn't just some random name they thought sounded neat.
Cite this Source
Thought and Catalyst. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/catalyst/thought
Catalyst & Thought. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/catalyst/thought>.
Thought or Catalyst. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/catalyst/thought.
Google Ngram Viewer shows how "catalyst" and "thought" have occurred on timeline