Catalyst

8 lettersnounmoderate

Updated February 2026

Definition

A substance that increases the rate of a chemical reaction without itself being consumed. A person or thing that precipitates an event or change.

“The scandal proved to be the catalyst for sweeping reforms.”

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Contains 'cat' start with 'lyst' ending; uncommon 'aly' pattern

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Worth 13 points; valuable word with 'y' placement

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