That allowed me to spot these sort of subtle effects.

What we did would have a subtle but definite effect on the entire system.

The growth of the European economy had also some more subtle and pervasive long-term effects.

This has had a subtle effect on Gore's public persona.

Other research suggests that even lead levels once considered insignificant can still have subtle effects on a child's development.

There are even more subtle effects that might be present.

I can see now, too, how the Exchanges had a more subtle effect on us all.

No one knew what the more subtle, secondary effects on the food chain might be.

But, the more subtle effect will take a while to measure.

And what pleases her most, she said, is a subtle effect.