| 100% | HAPAX | 5 | ___ legomenon (word that appears only once in a manuscript) |
| 60% | AEIOU | 5 | Letters that appear once each in a supervocalic word |
| 54% | MAD | 3 | Word that appears four times in a 1963 film title |
| 54% | MAD | 3 | Word that appears four times in a 1963 comedy film title |
| 52% | ONE | 3 | Word that appears on a dime in both English and Latin |
| 52% | CENT | 4 | Word that appears in capital letters on the back of a penny |
| 50% | DEAL | 4 | Word that appears twice in the name of a game show hosted by Howie Mandel |
| 49% | HAPAX | 5 | ___ legomenon (word or phrase used only once in a document or corpus) |
| 48% | RARELY | 6 | Only once in a while |
| 47% | BAH | 3 | Cry that appears only twice in "A Christmas Carol" |
| 45% | EAST | 4 | Only cardinal direction that does not appear in the name of a U.S. state |
| 44% | ADO | 3 | Word meaning "commotion" that appears in a Shakespeare play's title |
| 43% | THE | 3 | Word that appears in ten of this puzzle's clues |
| 43% | GEORGE | 6 | ___ Lazenby, Australian actor who portrayed James Bond only once in a 1969 movie |
| 42% | IDOS | 4 | Words that leave one in a bind? |
| 42% | CHRIST | 6 | Word that first appears in Matthew 1:1 |
| 42% | NEE | 3 | Word that typically appears before a maiden name |
| 42% | ADO | 3 | Word that means "fuss" in a Shakespeare title |
| 42% | ALFA | 4 | Word that represents A in the phonetic alphabet |
| 42% | ONCE | 4 | Word that precedes "upon a time" in stories |
| 42% | DALAI | 5 | Word that means "ocean" in a religious title |
| 42% | ILLSUE | 6 | Words that may cause fear in a business |
| 41% | AMEN | 4 | Word that appears in the New Testament ... and in the phrase "New Testament" |
| 41% | COMMA | 5 | Punctuation mark that might appear many times in a long list of words |
| 41% | ONE | 3 | Word that appears eight times on a dollar bill |
| 41% | NEE | 3 | Word that typically appears before a woman's maiden name |
| 41% | NEE | 3 | Word that usually appears before a woman's maiden name |
| 40% | END | 3 | Word that might appear right before a movie's credits |
| 40% | OER | 3 | Word that saves a syllable in "The Star Spangled Banner" |
| 40% | ECHO | 4 | Word that's fun to shout in a cavernous space |