Chagrin (noun) – Feelings of disappointment as a result of failure

The shark grinned (chagrin) after stealing my fish, and I felt disappointment due to my failure to hold onto it.

Examples of chagrin in a sentence

He was chagrin around his son after his suspension from school.

I don't want to act chagrin but I could've done more.

Feeling chagrin can be very negative to go through.