Insidious
adjectiveɪn'sɪdiəs
Adjective
working or spreading in a hidden and usually injurious way
“glaucoma is an insidious disease”
beguiling but harmful
“insidious pleasures”
intended to entrap
Dictionary Validity
- Tournament Word List (TWL)
- Scrabble US
- Collins Scrabble Words (CSW21)
- Scrabble UK
- ENABLE Dictionary
- Words With Friends
- Combined US/UK Scrabble Dictionary
- SOWPODS
- North American Scrabble (NWL2020)
- NASPA
Similar Words
- Pernicious
- Subtle
- Harmful
- Seductive
- Dangerous
- Unsafe
- Insidiousness