3 words in this vocabulary list
noun a noun is a word that represents a person, place, thing, or idea. In this case, 'research' is a noun because it refers to the systematic investigation into a subject in order to discover facts, establish a theory, or reach a conclusion.
noun a small, diverse group of people assembled to participate in a guided discussion or feedback session about a particular product, service, or topic
noun the study and classification of people according to their attitudes, aspirations, and other psychological criteria, especially in market research.