Folklorist refers to a specialized academic or professional field, not just anyone interested in traditions. She earned her degree as a folklorist from the university.
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Context Sensitive
Use 'folklorist' mainly in discussions about cultural research or when referring to someone's professional title. The conference was attended by many prominent folklorists.
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Traditional Emphasis
'Folklorist' implies a focus on traditions that are often passed down orally through generations. The village's folklorist shared ancient tales with the children.