circumstantial evidence
indirect evidence

And from what I know of the case so far, they have nothing but circumstantial evidence against your husband.

He said at least 95 percent of the government's case was based on circumstantial evidence.

All the circumstantial evidence in the world will not change that simple fact.

But the police will probably say it's only circumstantial evidence.

It is circumstantial evidence, but we must take the risk.

Circumstantial evidence shows it may have been there for over 20 years.

They also provide circumstantial evidence for a close relationship between mind and brain.

This last is only circumstantial evidence, but I think it has value.

"Something happened, but we have only circumstantial evidence what it was."

In child abuse cases, science often can only provide circumstantial evidence.