English dictionary



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English adjective: insidious

1. insidious beguiling but harmful


SamplesInsidious pleasures.


Similarseductive


Antonymsunseductive

2. insidious intended to entrap


Similardangerous, unsafe


Antonymssafe

3. insidious working or spreading in a hidden and usually injurious way


SamplesGlaucoma is an insidious disease.
A subtle poison.


Synonymspernicious, subtle


Similarharmful


Antonymsharmless









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