This would amount to a particularly insidious kind of discrimination, one that often goes undetected.

Straws make up only a small fraction of this waste but their thinness makes them particularly insidious, entangling marine wildlife and consumed by fish.

It's just another commercial website, with a particularly insidious brand of camouflaged advertising.

In areas affected by bushwhacking the actions were particularly insidious since it amounted to a fight of neighbor against neighbor.

The buried defects are particularly insidious, and even 10 nm defects may be considered risky.