| 100% | RIB | 3 | One of the bones protecting the heart and lungs |
| 70% | RIBS | 4 | Bones that protect the heart and lungs |
| 67% | RIB | 3 | One of the bones that protects the lungs |
| 62% | RIB | 3 | ___ cage (bones and cartilage that protect the heart and lungs) |
| 59% | RIBCAGES | 8 | They protect the heart and lungs |
| 54% | RIBCAGE | 7 | Set of bones protecting the lungs |
| 50% | RIB | 3 | Bone that's part of a cage and protects the chest |
| 49% | RIB | 3 | Bone protecting the heart |
| 49% | SCALE | 5 | One of several horny or bony plates protecting the skin of fish and reptiles |
| 47% | RIB | 3 | One of 24 bones in the chest |
| 47% | CASS | 4 | One of the Mamas and the Papas |
| 47% | EARTH | 5 | Power of one of the magic rings that summon Captain Planet (the others being fire, wind, water and heart) |
| 47% | RIB | 3 | Bone protecting the lungs |
| 46% | MEDULLA | 7 | Control center for the heart and lungs |
| 46% | ALADDIN | 7 | One of the stories of A Thousand And One Nights |
| 46% | PETER | 5 | One of the Wailers of Bob Marley and the Wailers |
| 46% | RIB | 3 | Bone that helps protect the heart |
| 46% | ANN | 3 | One of the Wilsons of Heart |
| 46% | EUNICES | 7 | One of the Kennedys, and namesakes |
| 45% | FIBULA | 6 | One of two bones in the lower leg with the tibia |
| 45% | CHEST | 5 | Upper torso part which covers the heart and lungs |
| 45% | RIBCAGE | 7 | Protective structure around the heart and lungs: 2 wds. |
| 45% | GASPAR | 6 | One of the Magi, along with Melchior and Balthazar |
| 45% | STIRRUP | 7 | One of the three small ear bones |
| 45% | VALVE | 5 | One of four in the human heart |
| 45% | WHISTLEBLOWER | 13 | One protected by the Intelligence Authorization Act and the Inspector General Act of 1978, for example |
| 45% | EMMAS | 5 | One of the Spice Girls and namesakes |
| 45% | LANCELOT | 8 | Sir and one of the Knights of the Round Table |
| 44% | CHAMBER | 7 | One of four compartments of the human heart |
| 44% | BUMPER | 6 | Protects the front and back of a car |