insidious

ADJECTIVE /ɪn'sɪdiəs/
9 LETTERS · 4 SYLLABLES · STARTS WITH I

insidious is a valid 9-letter word worth 10 points in Scrabble and 12 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
I1N1S1I1D2I1O1U1S1
1 + 1 + 1 + 1 + 2 + 1 + 1 + 1 + 1 =10 PTS
DOUBLE WORD → 20TRIPLE WORD → 30
MEANING

What does insidious mean?

ADJECTIVE · 3 SENSES
1

Working or spreading in a hidden and usually injurious way.

“glaucoma is an insidious disease”

SIMILAR
2

Beguiling but harmful.

“insidious pleasures”

SIMILAR
3

Intended to entrap.