| 100% | ULTRA | 5 | Prefix with "violet" to mean the kind of rays the ozone layer protects us from |
| 45% | GEO | 3 | Prefix with "graphy" to mean the study of the earth |
| 43% | EPI | 3 | Prefix with "dermis" to mean the outermost skin layer |
| 43% | EPI | 3 | Prefix with "dermis" to mean outermost layer of skin |
| 43% | HEMI | 4 | Prefix with "sphere" to mean half of the earth |
| 43% | PROTO | 5 | Prefix with "type" to mean the first model of something |
| 43% | OZONE | 5 | Layer of gas protecting us from most UV rays |
| 42% | ECTO | 4 | Prefix with "plasm" to mean a layer of a cell's cytoplasm |
| 42% | ACRO | 4 | Prefix with "yoga" to mean the practice that involves a lot of lifting |
| 42% | OFF | 3 | Prefix with "side" to mean an important rule in the game of soccer |
| 37% | PHAGY | 5 | Suffix with "geo" to mean the practice of eating earth |
| 37% | AGRI | 4 | Prefix with "culture" to mean practice of farming |
| 37% | PATHO | 5 | Prefix with "logy" to mean study of diseases |
| 37% | STAIR | 5 | Prefix with "way" to mean the path to the first floor |
| 37% | ACRO | 4 | Prefix with "phobia" to mean a fear of heights |
| 37% | HEMI | 4 | Prefix with "sphere" to mean half of a sphere |
| 37% | ORTHO | 5 | Prefix with "pedics" to mean a branch of medicine |
| 37% | IDEO | 4 | Prefix with "logy" to mean a set of beliefs |
| 37% | PAIN | 4 | Prefix with "killer" to mean a type of pill |
| 37% | HAP | 3 | Prefix with "hazard" to mean "disorganized" (anagram of "pah") |
| 37% | STAIR | 5 | Prefix with "case" to mean a set of steps |
| 37% | STAIR | 5 | Prefix with "case" to mean a series of steps |
| 36% | STAIR | 5 | Prefix with "way" to mean the path to another floor |
| 36% | EPI | 3 | Prefix with "dermis" for the outer layer of the skin |
| 36% | AVI | 3 | Prefix with "fauna" to mean birds of a particular region |
| 36% | ACU | 3 | Prefix with "pressure" to mean a form of alternative medicine |
| 36% | ACU | 3 | Prefix with "puncture" to mean a form of traditional Chinese medicine |
| 36% | MONO | 4 | Prefix with "chromatic" to indicate the use of a single color |
| 36% | REAR | 4 | Prefix with "guard" to mean the last part in a military force |
| 36% | ADO | 3 | Suffix with color to form the name of a U.S. state |