What is the protruding part of the face below the lips?

A promotional pianist for the piano maker Erard, which Hungarian wrote "A Faust Symphony" in 1857? What stand does an artist use to hold a canvas? A prosthesis is an artificial replacement for which kind of body part, such as an arm or leg? What protective coat does a scientist often wear? What word describes a proud, stiff, pompous walk? What English proverb is the Spanish "No hay tiempo como el presente"? What English proverb is the Spanish "Pensar antes de hablar"? A proverb says "Make yourself all ___ and the flies will devour you." What word?