We have built a close relationship.

Their closeness is the result of years of collaboration.

He struggled to get through the dense thicket.

He left the room stealthily.

He is good at stealth operations.

He made a minute plan.

He made a meticulous plan for the project.

This bread is made with plenty of molasses.

Mr. Mitsunori is my best friend.

I have built an intimate relationship with him.