erratic

/ɛɹˈætɪk/

/ɪˈɹætɪk/

erratic

fantasque

having a strong potential for sudden variations or fluctuations that cannot be predicted

Synonymes : fickle

imprévisible

lacking a regular or fixed pattern of behavior or movement

Synonymes : planetary

Exemples

1. His erratic behavior and strange beliefs make some people believe he has bats in the belfry, leading to concerns about his mental state.

2. Frost's schooling was erratic.

3. Things are erratic.

4. His vitals became erratic.