The Only Use of
insidious
in
1984, by Orwell
- It's insidious.
p. 233.4insidious = not appearing dangerous, but actually very harmful over time
Definition:
not appearing dangerous, but actually very harmful over time
or:
treacherous (dangerous due to trickery or from hidden or unpredictable risks)
or:
treacherous (dangerous due to trickery or from hidden or unpredictable risks)