The word "study at amateur" refers to someone who pursues a subject or activity without being a professional or having formal education in the field. Some synonyms for this term include "self-taught," "novice," "learner," and "non-expert." Other terms that can be used to describe someone who studies at an amateur level include "dabbler," "enthusiast," "hobbyist," and "amateurish." While some people may see amateur study as a disadvantage, many successful professionals started out as amateurs in their fields, using their passion and curiosity to develop their skills and knowledge over time.