| 100% | RIB | 3 | One of the bones that protects the lungs |
| 75% | RIB | 3 | One of the bones protecting the heart and lungs |
| 69% | RIBS | 4 | Bones that protect the lungs |
| 65% | RIBS | 4 | Bones that protect the heart and lungs |
| 65% | RIB | 3 | Bone in a cage that protects the lungs |
| 62% | RIBCAGE | 7 | Set of bones protecting the lungs |
| 61% | RIB | 3 | One the bones that a flak jacket will protect, hopefully |
| 58% | RIB | 3 | Chest bone that helps protect the lungs |
| 57% | RIB | 3 | Bone that's part of a cage and protects the chest |
| 55% | THEMONOLITH | 11 | Black artifact that inspires one of the 21 Across to use a bone as a weapon |
| 55% | STOMACH | 7 | One of the organs that processes the food you eat |
| 55% | RIBCAGE | 7 | Part of the skeleton that protects the heart |
| 54% | LIVER | 5 | One of the organs that detoxify |
| 54% | APE | 3 | One of the animals that raised Tarzan |
| 53% | RIB | 3 | ___ cage (bones and cartilage that protect the heart and lungs) |
| 53% | RIB | 3 | Bone that protects the organs in the chest |
| 53% | JAW | 3 | One of the two that helps you chew |
| 53% | RIB | 3 | Bone protecting the lungs |
| 53% | UTAH | 4 | One of the states that meet at Four Corners |
| 53% | FEELER | 6 | One of the pair that almost all arthropods posses |
| 53% | NETS | 4 | One of the teams that calls Barclays Center home |
| 52% | FALLOPIAN | 9 | One of the tubes that carry eggs to the uterus |
| 51% | OTRES | 5 | One of the beaches that attracts many tourists at Sihanoukville, Cambodia |
| 51% | MENINX | 6 | One of three membranes that enclose the brain and spinal cord |
| 51% | OHIO | 4 | One of the rivers that gave Three Rivers Stadium its name |
| 51% | AMENDMENT | 9 | First ___ (part of the Constitution that protects free speech) |
| 51% | STIRRUP | 7 | One of the three small ear bones |
| 51% | RIB | 3 | One of 24 bones in the chest |
| 51% | NILE | 4 | One of the longest rivers in the world that flows through Egypt |
| 51% | RIBCAGE | 7 | Bony structure that protects the lungs, heart, etc. (2 wds.) |