feeble-minded

“Small groups of like-minded Turkers [can] come together and start taking productive action,” Bernstein said.

They will reach you by the hands of Mr. Mackenzie, a worldly-minded Scotch merchant, but honest as to earthly things.

You may imagine the effect this missive produced upon the proud, high-minded doctor of divinity.

This was somewhat tiresome; and, after a rather feeble attempt at a third laugh, Davy said, "I don't feel like it any more."

The General in command of the station was a feeble old man, suffering from senile decay.

The gnarled hands shut up into clenched fists, and the feeble voice trailed off in an agonized moan.