oath
An oath is a promise. It’s usually part of a formal ceremony, but it can be informal as well. The word “oath” is a noun. It’s often used with the verb “take.”
- During a wedding ceremony, a man and a woman take an oath. They promise to always be faithful and supportive to each other.
- People in a court of law take an oath and promise to tell the truth.
- If you don’t tell the truth in a court of law, a judge will remind you that you are “under oath.” If you lie, you could go to jail.
a judge
- During an inauguration, The President of the United States takes an oath to support and defend the Constitution of the United States.
- Police officers take an oath to uphold the law.
- Medical doctors take the Hippocratic Oath and promise to do the best they can for their patients.
The word “oath” is similar to “pledge” and “vow.”