无意

It wasn't my intention to exclude her from the list—I just forgot her.

He was well-intentioned and he didn't mean any harm.

Don't make him accompany us if he doesn't want to.

have no intention of intervening (in)

not intend to change one's job/job-hop

make no attempt to carry out

have no intention of participating (in)/to participate in

have the least intention to stay up late

We inadvertently offended the village elders.

I discovered their secret by chance.

He learned of this accidentally/by accident.

Did you leave her name out accidentally or intentionally?

I regret any inconvenience which I may have unwittingly caused.

inadvertent offence

offend sb unintentionally

unwitting remarks