Insidious
adjective | /insidious/
Developing or operating gradually and subtly in a way that causes harm.
Insidious
adjective | /insidious/
Essential WordsMEDIUMDeveloping or operating gradually and subtly in a way that causes harm.
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Synonyms
Examples
"The disease had an insidious onset, with symptoms appearing gradually. Means: The disease began slowly and quietly, so its early symptoms were easy to miss."
"An insidious rumor spread through the office and damaged trust. Means: A harmful rumor spread subtly and gradually weakened people's trust."
Mnemonic Trick
An insidious danger sneaks in quietly and causes harm before it is noticed.
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