Tutoring English, new vocabulary is always interesting. The tutor mentions derring-do.
boldness; decisive bravery.
Jumping the mud puddle in his white suit was an act of derring-do.
Gilmour, Lorna (editor). Collins Essential Canadian English Dictionary and Thesaurus. Glasgow: HarperCollins, 2006.
Jack of Oracle Tutoring by Jack and Diane, Campbell River, BC.