robinesque

adjective1

1. •
   (rare) Resembling or characteristic of robin birds.

   • The grosbeak's distinctive call note, an emphatic peek, and its robinesque song cascade from the maple while Casey weeds his lemon sorrel. — 1992

adjective1

1. •
   (rare) Resembling or characteristic of DC's Robin, a sidekick of Batman.

   • I'm running a player in a solo adventure for Champs, and the player wants his PC to be a Robinesque adventurer who sometimes works with his mentor, but gets into a lot of trouble on his own. — 1996