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

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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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1. The CIA Polymeropolous:

   There'sconventional wisdom that this is a portable weapon, a microwave weapon that we knew the Soviet Union and the Russians certainly developed and tested for a long time. And it's designed to incapacitate.I mean, it's pretty insidious because it also doesn't leave any kind of open scars or wounds, it's a terror weapon that I think the Russians, in my view, have employed. And they've done so to very good effect because it's caused a great deal of worry and fear among the US diplomatic community. CLICK HERE TO GET THE FOX NEWS APP The majority of senior US government officials, including the intelligence community, believe it's the Russians.

2. John Grant:

   It's dangerous and the problem with this is that it's invisible, insidious and deadly, and so what you do is when a shark is in the water, you pull everyone out of the water and you make an assessment of what is going on. That's what has to happen right now, a sharp honest assessment of what is going on.

3. 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.

4. Oscar Auliq-Ice:

   Darkness is clever, insidious, and patient. It wants to win. And it wins by snuffing out the light. It’s so literal that you can’t stand it.

5. Siegfried Fischbacher:

   Roy was a fighter his whole life including during these final days. I give my heartfelt appreciation to the team of doctors, nurses and staff at Mountain View Hospital who worked heroically against this insidious virus that ultimately took Roy's life.