Despite the professor's warning, he dismissed most concerns as triflings, focusing only on the core problem.

The bakery displayed an array of Black Forest trifles by the window, each topped with cherries and chocolate shavings.

For dessert, she served a decadent Black Forest trifle that combined layers of chocolate sponge, cherry compote, and whipped cream.

If thou triflest with my affections, thou shalt rue the day.