make sound

They flinched from no reproof that was needed: "Sharp rebukes make sound Christians" was a proverb among them.

Perhaps such studies are necessary to make sound citizens and graceful companions.

My hands rest upon thee to protect thy person and to make sound thy body.

Mabyn suggested in a tone that he laboured to make sound off-hand.

It was in the line of his work with deaf and dumb people to make sound vibrations visible to the eye.