Suicide (Noun)

A person who kills himself intentionally.

Nouns denoting people.

The detective was investigating the scene of the suicide, trying to understand what had driven the young man to take his own life.
Her friend's suicide had left her feeling shocked and guilty, wondering if there was anything she could have done to prevent it.
The mental health charity was working to raise awareness about the warning signs of suicide and how to intervene if someone was struggling.
After struggling with depression for years, he finally succumbed to his demons and took his own life in a tragic act of suicide.
The coroner's report confirmed that the death was a suicide, but the family was still struggling to come to terms with the loss of their loved one.

The act of killing yourself; "it is a crime to commit suicide".

Nouns denoting acts or actions.

The coroner's report confirmed that the death was a result of suicide.
Experts have linked the rise in teenage anxiety to an increased risk of suicide.
The organization provides counseling services for people who have attempted suicide and their families.
The court ruled that the defendant's actions had contributed to the victim's decision to take her own life, but stopped short of charging her with assisted suicide.
Research indicates that suicide rates tend to be higher in areas with limited access to mental health services.