There are numerous synonyms for the phrase "become suicidal." Some synonyms include experiencing suicidal ideation, contemplating suicide, having suicidal thoughts, feeling hopeless and helpless, and considering self-harm. These phrases all describe the same dangerous mental state in which a person is considering taking their own life. It is important to seek help immediately if you or someone you know is experiencing suicidal thoughts or behaviors. Resources such as suicide hotlines, counseling services, and emergency medical professionals are available and can significantly help individuals in crisis. Remember, there is always hope and support available to those who are struggling with suicidal thoughts.