insidious

insidieux

Qui fait du mal progressivement ou discrètement, sans que le danger soit visible au début.

En anglais simple : Causing harm slowly or secretly, so people do not notice the danger at first.

• The disease is insidious.
• The insidious effects became clear only years later.
• Fear can have an insidious influence on daily life.

Synonymes : subtle, stealthy

Expressions courantes : an insidious disease, insidious effects, an insidious threat

trompeur, insidieux

Qui attire ou tente, mais vise à tromper quelqu’un ou à lui faire du mal.

En anglais simple : Attractive or tempting, but intended to trick or harm someone.

• The offer was an insidious trap.
• Her insidious charm drew him into the scheme.
• He resisted the insidious temptation of easy money.

Synonymes : deceptive, treacherous

Expressions courantes : an insidious trap, insidious charm, an insidious temptation