insidious
/ɪn'sɪdiəs/
adjective
9 letters4 syllables10 points in Scrabble®12 points in WWF®
DEFINITIONS3
ADJECTIVE
1
Working or spreading in a hidden and usually injurious way.
“glaucoma is an insidious disease”
2
Beguiling but harmful.
“insidious pleasures”
3
Intended to entrap.
WORD FORMS
Related forminsidiousness
GAME SCORES
Scrabble®10 points
Words With Friends®12 points
Double word20 points
Triple word30 points
GOOD TO KNOW
Pig Latininsidiousway
Starts & ends withI … S
Syllablesin · sid · i · ous
SYNONYMS & RELATED7
KEEP EXPLORING4