To be a part of something, or to be considered as forming something as a whole.
“Volunteers constitute nearly half of the organization's total workforce.”
“Failing to renew the permit on time constitutes a violation of city bylaws.”
In Reading Part 3, "constitute" often appears when defining what makes up a category, group, or requirement, such as "constitutes a violation" or "constitute the majority," which is useful for detail-matching questions. This word signals a definition or classification, so pay attention to what precedes and follows it. It's common in the more formal or official-sounding sections of an article.
Synonyms: make up, form, comprise