B1
a thing that someone likes best or enjoys most
Dictionary examples:
My boss's favorite is meetings that could have been emails. (0.0)
My teacher's favorite is giving surprise quizzes. We're not friends. (0.0)
My cat's favorite is sleeping on my keyboard while I'm trying to work. (0.0)
How smart of you to buy chocolate chip cookies - they're my favorite. (54.1)