- He told on his classmate who had cheated on the exam.
- Her smile betrayed her true feelings.
- His children failed him in the crisis.
- His sense of smell failed him this time.
- His strength finally failed him.
- Judas sold Jesus.
- Might her husband be wandering?.
- She cheats on her husband.
- The insurance company deceived me when they told me they were covering my house.
- The spy betrayed his country.