connive
🇺🇸
/kəˈnaɪv/
🇬🇧
/kəˈnaɪv/
to not stop something bad from happening, even though you know about it
She knew that if she said nothing she would be conniving in an injustice.
to secretly help someone do something wrong or illegal
The government was accused of having connived with the security forces to permit murder.