Synonyms for insidious
ɪnˈsɪd i əsin·sid·i·ous

Complete Dictionary of Synonyms and AntonymsRate these synonyms:0.0 / 0 votes

1. insidious

   Synonyms:
   wily, treacherous, designing, dangerous, deceitful, sly, crafty, artful

   Antonyms:
   straightforward, sincere, undesigning, innocuous

Princeton's WordNetRate these synonyms:0.0 / 0 votes

1. insidiousadjective

   beguiling but harmful

   "insidious pleasures"

   Synonyms:
   subtle, pernicious

   Antonyms:
   safe, unseductive, harmless

2. insidiousadjective

   intended to entrap

   Synonyms:
   subtle, pernicious

   Antonyms:
   unseductive, harmless, safe

3. insidious, pernicious, subtleadjective

   working or spreading in a hidden and usually injurious way

   "glaucoma is an insidious disease"; "a subtle poison"

   Synonyms:
   pestilent, elusive, subtle, baneful, pernicious, deadly

   Antonyms:
   harmless, safe, unseductive

Dictionary of English SynonymesRate these synonyms:4.0 / 1 vote

1. insidiousadjective

   Synonyms:
   artful, sly, wily, arch, crafty, cunning, subtle, intriguing, designing, deceitful, treacherous, crooked, trickish, TRICKY, foxy, snaky, diplomatic, machiavelian

PPDB, the paraphrase databaseRate these paraphrases:0.0 / 0 votes

1. List of paraphrases for "insidious":

   treacherous, underhand, sinister, scheming, wily, pervasive, sneaky, devious

Suggested Resources

1. insidious

   Song lyrics by insidious -- Explore a large variety of song lyrics performed by insidious on the Lyrics.com website.

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How to use insidious in a sentence?

1. Joe Biden:

   The attack on our democracy is real, from the January 6th insurrection to the onslaught of Republican's anti-voting laws in a number of states, it's no longer just about who gets to vote. It's about who gets to count the vote and whether your vote counts at all. It's about two insidious things : voter suppression and election subversion.

2. Naomi Kahn:

   Palestinian Authority has undertaken a very carefully and purposefully orchestrated program of historical revisionism, in an attempt to blur and eventually erase the Jewish connection to the Land of Israel, because Judea and Samaria are the cradle of Jewish history, these areas are quite naturally the focal points of this insidious campaign.

3. Percival:

   One hour of thoughtful solitude may nerve the heart for days of conflict - girding up its armor to meet the most insidious foe.

4. Lucius Annaeus Seneca:

   Conversation has a kind of charm about it, an insuating and insidious something that elicits secrets from us just like love or liquor.

5. James Murdoch:

   The damage is profound, the sacking of the Capitol is proof positive that what we thought was dangerous is indeed very, very much so. Those outlets that propagate lies to their audience have unleashed insidious and uncontrollable forces that will be with us for years.