Offhandedness
/ˌɑfˈhændədnəs/
"Offhandedness" in a Sentence (2 examples)
Your offhandedness is completely inappropriate in such an important situation.
In one photograph, a teenaged Leah crouches by a tall cylindrical tank containing what she identified to me as a giant Pacific octopus named Pamela. We were pals, she said, in a voice that I thought seemed to strive for offhandedness, did you know they taste with their skin? Octopuses, I mean.