Teratism is a term that refers to the study of physical abnormalities or congenital malformations that occur in living organisms. There are several ways in which this term can be expressed in different ways through synonyms such as anomalous development, malformation, deformity, aberration, anomaly, and monstrosity. These words describe deviations from the normal growth and development of organisms, which can occur due to genetic mutations, environmental stressors, or other factors. Understanding teratism is essential for researchers and medical professionals as it helps them identify, diagnose, and treat congenital abnormalities and other disorders that affect the growth and development of living organisms.