英和和英

not knowing anybody

I know nothing

I do not know anything.

Who knows?

God knows.

in ignorance

without knowing it

unfamiliar

I have no means of knowing it.

not known

not any

Don't understand anything

the state of lacking in knowledge

in spite of oneself

not aware

I don't know who it is.

the state of having no knowledge

not made known

lesser‐known

no matter what

not being certain

unknown to most people

I don't know anything about it whatsoever.

to be innumerable―without number

a person who is a total stranger

not informed

He is an utter stranger―a complete stranger―a perfect stranger―to me.

not known to exist

not unknown

of a person, the state of not knowing something