unseriousness

his unseriousness in class often distracts his classmates.

the manager criticized her team's unseriousness during the project.

unseriousness can lead to poor decision-making.

his unseriousness was evident in his lack of preparation.

she approached the serious topic with a sense of unseriousness.

unseriousness can undermine the credibility of a leader.

his unseriousness at work often got him into trouble.

the unseriousness of the debate disappointed many viewers.

they were criticized for their unseriousness during the meeting.

unseriousness can be a barrier to effective communication.