Synonyms for insidious

Synonyms for (adjective) insidious

Synonyms: insidious, pernicious, subtle

Definition: working or spreading in a hidden and usually injurious way

Usage: glaucoma is an insidious disease; a subtle poison

Similar words: harmful

Definition: causing or capable of causing harm

Usage: too much sun is harmful to the skin; harmful effects of smoking


Synonyms: insidious

Definition: intended to entrap

Similar words: dangerous, unsafe

Definition: involving or causing danger or risk; liable to hurt or harm

Usage: a dangerous criminal; a dangerous bridge; unemployment reached dangerous proportions


Synonyms: insidious

Definition: beguiling but harmful

Usage: insidious pleasures

Similar words: seductive

Definition: tending to entice into a desired action or state