connoisseurs

Example:He is an aficionado of classical music, attending concerts and performances whenever he can.

Definition:A person with a strong interest in and knowledge of a particular subject or activity, often with a level of enthusiasm and dedication typical of a passionate devotee.

Example:She is an expert in the field of fine wines.

Definition:A person with special skill or knowledge in some particular field.

Example:While he considers himself an expert, his dabbler status leaves much to be desired in terms of true connoisseurship.

Definition:A person who is not especially knowledgeable or skilled in a particular field but shows some interest in it (often used negatively).