Definitions

1. verb

to cause someone to feel sad or sorrowful; to make someone feel unhappy or distressed

“The news of her friend’s death saddened her.”

2. verb

to become or feel sad or sorrowful

“She began to sadden as she thought about losing her pet.”

3. noun

a state of being sad or sorrowful

“Her sadden was palpable as she mourned the loss of her loved one.”