untold

This is an untold secret..

This phobia can cause untold misery for the sufferer.

She has done untold damage to our chances.

Her story remains untold.

thieves caused untold damage.

The child's devastating problems are a source of untold heartache to the parents.

untold acres are being buried under bricks and mortar.

Mercedes looked at them imploringly, untold repugnances at sight of pain written in her pretty face.