Vindictiveness isn’t as prevalent in children as irritability or defiance. If your child is vindictive and spiteful towards you or others, it could be a sign of ODD. Most doctors will want to know if the symptoms have been reoccurring over a six-month period. Vindictive or malicious behavior only need occur twice to be frequent enough for concern.

Minerva Studio / Getty Images
This site offers information designed for educational purposes only. You should not rely on any information on this site as a substitute for professional medical advice, diagnosis, treatment, or as a substitute for, professional counseling care, advice, diagnosis, or treatment. If you have any concerns or questions about your health, you should always consult with a physician or other healthcare professional.