| 100% | MENINGEAL | 9 | Of brain and spinal cord tissue |
| 63% | CNS | 3 | Brain and spinal cord: Abbr. |
| 63% | CNS | 3 | Brain and spinal cord, initially |
| 63% | CNS | 3 | Brain and spinal cord (abbr.) |
| 60% | CNS | 3 | Medical abbreviation for the brain and spinal cord |
| 58% | MENINGES | 8 | Group of three membranes that envelop the brain and spinal cord |
| 58% | MENINX | 6 | One of three membranes that enclose the brain and spinal cord |
| 44% | BRAINSTEM | 9 | Vital link between cerebellum and spinal cord |
| 43% | SCLEROSIS | 9 | Multiple __, disease of the brain, spinal cord |
| 43% | NEWTS | 5 | They can regenerate their eyes, hearts and spinal cords |
| 39% | SCIATIC | 7 | Nerve, extends from spinal cord to back of thigh |
| 38% | TENDON | 6 | Cord of fibrous tissue attaching a muscle to bone |
| 38% | PINKY | 5 | "___ and the Brain" (1990s spin-off of "Animaniacs") |
| 38% | CARTILAGE | 9 | Resilient and smooth type of connective tissue |
| 38% | SINEW | 5 | Band of tissue connecting muscle and bone |
| 37% | LOBES | 5 | Parts of ears and brains |
| 37% | CEREBRUM | 8 | The largest and uppermost part of the brain |
| 36% | ROBREINER | 9 | Director of films LBJ and This Is Spinal Tap |
| 36% | NECROSIS | 8 | Death of living cells and tissues by many causes |
| 36% | MYELITIS | 8 | Inflammation of the spinal cord |
| 35% | DONOHARM | 8 | 2014 memoir subtitled "Stories of Life, Death, and Brain Surgery" |
| 35% | CEREBELLA | 9 | Areas of human brains important for motor control and coordination |
| 35% | NERVE | 5 | Bundle of fibers that transmits impulses to and from the brain |
| 34% | BRAINSTEM | 9 | Body part that connects brain to spinal cord |
| 33% | LIMBIC | 6 | ___ system, part of the brain that regulates emotion, behavior and long-term memory |
| 33% | HISTOLOGY | 9 | The study of cells and tissues with a microscope |
| 32% | MYELO | 5 | Spinal cord: Prefix |
| 32% | VERTEBRALCOLUMN | 15 | Spinal cord protector |
| 32% | PIAS | 4 | Spinal cord surrounders |
| 32% | BRAINSTEM | 9 | Spinal cord connector |