
Buff
Expert Enthusiasm
Shows deep knowledge and passion for a subject, usually used positively.
My uncle's a tech buff; he can talk for hours about the latest gadgets.
Casual Conversations
Common in informal chat, especially when sharing interests.
Are you a movie buff? I'd love some recommendations!
Not Professional
Refers to hobbyists, not necessarily professionals in the field.
She's a gardening buff, with the most beautiful roses on the street.