1. An important weakness or flaw in someone who appears strong or invincible

Encyclopedia: Feet of clay

• birthday party
• birthday present
• birthday suit
• birthing
• birthing coach
• birthmark
• birthplace
• birthrate
• birthright
• birthroot
• birthstone
• birthwort
• birthwort family
• biryani
• bis
• Bisayan
• Bisayas
• Biscayne Bay
• Biscayne National Park
• biscuit
• Biscutalla laevigata
• Biscutella
• bise
• bisect
• bisection