unstudied
Definitions
Not subjected to or resulting from careful study or deliberation; spontaneous.
Natural and unaffected in manner or style.
Not having been formally educated or trained.
Examples
Her unstudied elegance made her the most captivating person in the room.
The actor delivered his lines with an unstudied charm that felt completely natural.
Synonyms
spontaneous natural unaffected impromptu artless unpremeditated informal
Antonyms
studied calculated contrived deliberate rehearsed affected artificial