The Only Use of
insidious
in
The Call of the Wild
- The insidious revolt led by Buck had destroyed the solidarity of the team.
p. 64.9insidious = 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)