"This movie is boring, I am bored of watching it."
In the above sentence we have two adjectives bored and boring. One ends -ing and the other ends -ed.
Boring tells us something about the movie; it describes it.
Bored tells us the effect that the movie has on someone. Bored is used to tell us how someone feels.
We could also say "I think this movie is boring, so I feel bored".
It is not correct to say "I feel boring."
"I am boring" and "I am bored" have very different meanings. Be careful:
"I am boring. People don't like me because my personality is not interesting."
"I am bored. Let's go and do something fun."
Try another exercise on this subject: -ed & -ing adjectives to describe feelings and things