fabulist
Usage examples:
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There has been no lack of requests from friends that I should write them, and many of those who listen willingly when I tell romances will doubtless also be glad to learn something concerning the life of the fabulist who, however, in these records intends to silence imagination and adhere rigidly to the motto of his later life, " To be truthful in love."
Georg Ebers in "The Complete Historical Romances of Georg Ebers".