unfounded

A typical conspiracy theory features an unfounded warning that buses loaded with protesters are being sent to cause trouble in small towns.

“These charges are completely unfounded,” Wolf told The Daily Beast.

In this, I would later figure out that both of those concerns were unfounded.

But it is unfounded fear by an American public at minimal risk of contracting the illness that is confounding those efforts.

Health officials , doctors and researchers roundly agree that these concerns are unfounded.

One might wonder if Mario thinks that Judge Rakoff, too, had reached an “outrageous, unfounded conclusion” about his son.

I've had enough of your futile questioning, your unfounded suspicions, your absurd deductions!

A vague, ridiculous, unfounded sort of jealousy of the Harpers had begun to insinuate itself.

The concept is based upon an unfounded belief in the competence of the average man.

The apprehensions, however, which were entertained by a few short-sighted people were unfounded.

I thought his opinions unfounded and erroneous, as to the general course of the government, and ventured to reply to them.