Flippantly

Full definition of flippantly

Adverb

1. In a flippant manner.
• 1918, W. B. Maxwell, The Mirror and the Lamp Chapter 17, “Perhaps it is because I have been excommunicated. It's absurd, but I feel like the Jackdaw of Rheims.” ¶ She winced and bowed her head. Each time that he spoke flippantly of the Church he caused her pain.