Wryly comments on the eccentric behavior of those around her.

At this point, rumors about Michael's eccentric behaviors began to make news.

She was known for her eccentric behavior by thinking that she had a baby.

His administration was notorious for corruption and eccentric public behavior.

They probably expect bizarre, eccentric behavior from both of us.

It's the safety valve of our family, such eccentric behavior.

Quirky, is another name for eccentric behavior or something 'out of the ordinary' in general.

Although attracted to Billy, she is often put off by his eccentric behavior.

Sure, that kind of fire can manifest itself in some fairly eccentric behavior.

In spite of his new eccentric behavior, there was no reason to think he would turn violent.