Word Games Pro Dictionary

insidious

adjective

Working or spreading in a hidden and usually injurious way

Quick reference

Word Facts

Word length
9
Starts with
I
Ends with
S
Contains
NS
Scrabble score
10

How it sounds

Pronunciation

ɪnˈsɪdi.əs

Listen

Audio Pronunciation

Meaning

Definitions

adjective

  1. Working or spreading in a hidden and usually injurious way

    “Glaucoma is an insidious disease”

adjective

  1. Intended to entrap

adjective

  1. Beguiling but harmful

    “Insidious pleasures”

In context

Example Sentences

Glaucoma is an insidious disease
A subtle poison
Insidious pleasures

Similar words

Synonyms

Check yourself

Practise This Word

Three quick questions on this word. Nothing is recorded — practise it as often as you like.

Scroll to Top