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.

How to pronounce insidious?

How to say insidious in sign language?

Words popularity by usage frequency

How to use insidious in a sentence?

1. William Von Raab:

   There's no greater threat to our independence, to our cherished freedoms and personal liberties than the continual, relentless injection of these insidious poisons into our system. We must decide whether we cherish independence from drugs, without which there is no freedom.

2. Jackie Speier:

   Until the ERA is officially ratified, we won't be able to get rid of the gender wage gap, pregnancy discrimination, and persistent and insidious violations of the rights of survivors, to name a few of the gross injustices women face daily.

3. 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.

4. Siegfried Fischbacher:

   Roy Horn was a fighter Roy Horn 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.

5. The Hills Joe Concha:

   This is the most insidious hateful rhetoric of anyone who exists in political punditry. Rick Wilson is wishing Coronavirus on Melania Trump. It doesnt matter if the wish is aimed at a First Lady, or a doctor, a teacher, a policewoman. It is despicable. He deserves no platform.