unintentional
🇺🇸
/ˌʌnɪnˈtenʃənl/
🇬🇧
/ˌʌnɪnˈtenʃənl/
done by chance or without planning
I didn't mean to step on your foot, it was unintentional.
我不是故意踩到你的脚,这是无意的。