manubrium /mə-nūˈbri-əm/

1. Any handle-like structure
2. The presternum or anterior part of the breastbone in mammals (anatomy)
3. The pendent oral part of a jellyfish, etc

• tightness
• tightnesses
• tightrope
• tightropes
• tights
• tight spot
• tightwad
• tightwads
• tighty-whities
• tiglon
• tiglons
• the story goes
• the straight and narrow
• the sum of things
• the Supreme Being
• the sword of Damocles
• theta
• the tail wagging the dog
• the tane
• thetas
• thetch
• thetched
• thetches
• thetching
• thete