They made a secret agreement in secret.

It became clear that they had made a secret agreement.

This candle is made of 100% beeswax.

He made a minute plan.

He made a meticulous plan for the project.

We have built a close relationship.

Their closeness is the result of years of collaboration.

He struggled to get through the dense thicket.

He is good at stealth operations.

He left the room stealthily.