모르는 사이에 서서히 진행되어 해를 끼치는 성질을 가진.
Proceeding in a gradual, subtle way, but with harmful effects, often used to describe diseases or social changes.
예문:
"Glaucoma is an insidious disease that can cause permanent vision loss before any symptoms are noticed."
"The insidious effects of pollution on the local ecosystem became apparent only after several decades."
남을 속이려 하거나 교활하여 방심할 수 없는.
Treacherous, crafty, or characterized by a subtle intent to deceive or entrap.
예문:
"The dictator used insidious propaganda to turn neighbors against one another."
"She eventually saw through his insidious charm and realized he was only interested in her money."