We are not always feeling happy or sad, good or bad. As a matter of fact, we are more likely to be down in the dumps, scared stiff or fascinated. That means we have to learn other adjectives so that our vocabulary is more varied and less poor. Let's start with adjectives like these ones. And then, Who knows? From there to C1 in a few months.
“There could have been no two hearts so open, no tastes so similar, no feelings so in unison”
― Jane Austen,