1The erratic weather patterns in the region have made it difficult to plan outdoor events.
2Was the pilot's erratic behavior a result of fatigue or a mechanical issue?
3The company's erratic financial performance over the past year has raised concerns among investors.
4Try to avoid erratic driving, as it can be hazardous to both you and other road users.
5There is evidence to suggest that erratic sleep patterns can have a negative impact on cognitive function.