"Insidiously" validity in different word game dictionaries

Dictionary Validity
Scrabble US(US/Canada/Thailand - TWL/NWL) Yes
Scrabble UK(International - SOWPODS/CSW) Yes
Words with Friends(WWF) Yes

"insidiously" Definition

  1. by spreading gradually or without being noticed, but causing serious harm

"insidiously" Synonyms & Antonyms

"insidiously" synonyms:

  • slyly,
  • stealthily,
  • furtively,
  • secretly,
  • cunningly,
  • craftily,
  • foxily,
  • intelligently,
  • shrewdly,
  • shiftily,
  • slily,
  • deceitfully,
  • artfully,
  • deviously,
  • trickily,
  • wilily,
  • guilefully,
  • schemingly,
  • dishonestly

"insidiously" antonyms:

  • honestly,
  • in-broad-daylight,
  • in-full-view,
  • in-plain-view,
  • in-public,
  • in-the-open,
  • openly,
  • publicly,
  • transparently,
  • with-full-disclosure,
  • with-no-attempt-at-concealment,
  • readily,
  • unhesitatingly,
  • flagrantly,
  • wantonly,
  • without-pretence,
  • willingly,
  • naturally,
  • immodestly

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