Nobody bought his poor paintings.

He believes in the theory that people are intrinsically virtuous, thinking that people are essentially good.

We are planning to start setting up for tomorrow's event.

We need to start setting up for tomorrow's event.

The deep snow covered the road, and cars could not pass.

He proposed a new theory about the problem.

He injured his knee joint.

I will interview a new candidate tomorrow.

I always appreciate her kindness.

A suffix is a part of a word that is added at the end.