It was the great unspoken secret of their age.

Why did this have to be some deep unspoken secret?

But I felt a bond with him, as though we shared an unspoken secret.

His eyes found those of the Valegirl then, and it was as if they shared some unspoken secret that neither quite fully understood.

Lepers were the dark, unspoken secret of the Empire- the forbidden subject that was never openly discussed.

Belisarius gave him the faint hint of a smile, as a man does when he is sharing a subtle unspoken secret with another.

Though most of these children received good care, many say they sensed that there were deep, unspoken secrets.

It was the only unspoken secret between us.

The unspoken secret is that you" - and here he jabbed at them with his cane - "you have the best jobs.

And again, something in his bottomless black eyes hinted at an unspoken secret between us.