Inexplainable [adjective]

Somehow, in a manner inexplainable, a vague barrier had arisen between us.

But at times certain incidents or coincidents take place in the life of the soldier that are inexplainable, to say the least.

An inexplainable instinct sometimes warns a person of the approach of peril.

The contents and tone of this note make it inexplainable that the break between Wilson and Bryan was on its account.

During the various trips several mysterious and inexplainable things occurred.

She felt glad that he was behind her, in a vague, impersonal, thoroughly inexplainable way.

To Mike and the doctor the puzzle was more inexplainable than before.

Why the seriousness of this has not been realized by the government is inexplainable.

The Contessa's smile, so radiant, so inexplainable, tormented him with a thousand doubts.

She kept naming him over and over within herself, with a secret inexplainable swell of pride and comfort.