resentful

Example:She was content with her simple life and found joy in the small things.

Definition:Satisfied with what one has or what is happening; at peace with oneself and one's life.

Example:He was satisfied with the explanation he received and had no further questions.

Definition:Firmly made up of one's mind; non-negotiable.

Example:She felt grateful for the kind words of the teacher who commended her work.

Definition:Feeling or showing gratitude; thankful.