At about 5 years of age, children say things like, "I sitted down in the chair." A distinctive feature of the utterance is:

Question

Quizplus · Accepted Answer

This is an example of overregularization, where children apply a rule too broadly and add the regular "-ed" ending to irregular verbs that do not follow this rule. In this case, the child is adding "-ed" to the irregular verb "sit," which should be "sat." This is a common linguistic phenomenon in young children as they learn the rules of their language.

At About 5 Years of Age, Children Say Things Like