facetious

she was too old to cure herself of facetious thoughts.

He was so facetious that he turned everything into a joke.

buffoonery, facetious, chaffing, badinage, bantering, quizzical, waggish.

She made a facetious remark during the meeting.

His facetious attitude often gets him in trouble.

I hope you're not being facetious about this important matter.

He couldn't resist making a facetious comment about the situation.

She has a facetious sense of humor that some people find off-putting.

The teacher didn't appreciate the student's facetious answers in class.

He tried to lighten the mood with a facetious comment, but it fell flat.

Her facetious tone masked her true feelings about the situation.

The comedian's facetious remarks had the audience in stitches.

He couldn't resist being facetious even in serious situations.