The damage to the car was unintentional.
She unintentionally chose to avoid eye contact.
He unintentionally forgot to save the document.
They unintentionally chose to postpone the call.
He unintentionally chose to ignore the reminder.
She unintentionally forgot to bring her charger.
I unintentionally forgot to reply to your message.
I unintentionally chose to spend more than planned.
They unintentionally forgot to turn off the lights.
She unintentionally chose to answer in a harsh tone.
They unintentionally chose to take the longer route.