| 100% | QOPH | 4 | Hebrew letter that represents the number 100 in gematric terms |
| 57% | ETA | 3 | Greek letter that represented the number 100 |
| 42% | KILO | 4 | Word that represents the letter K in the radio alphabet |
| 41% | TANGO | 5 | Word that represents the letter T in the NATO phonetic alphabet |
| 40% | HOLLYWOOD | 9 | ___ Sign, giant hillside letters that represent the glitz and glamor of the film industry in Los Angeles, California |
| 39% | THOUSAND | 8 | Number represented by the letter M in Roman numerals |
| 39% | TEN | 3 | Number represented by the letter X in Roman numerals |
| 39% | TWELVE | 6 | Number represented by the letters XII in Roman numerals |
| 39% | SEVEN | 5 | Number represented by the letters VII in Roman numerals |
| 39% | FORTYNINE | 9 | Number represented by the letters XLIX in Roman numerals |
| 39% | NINETY | 6 | Number represented by the letters XC in Roman numerals |
| 39% | SEVENTY | 7 | Number represented by the letters LXX in Roman numerals |
| 39% | EIGHT | 5 | Number represented by the letters VIII in Roman numerals |
| 37% | PHI | 3 | Greek letter that represents the golden ratio |
| 37% | FOUR | 4 | Only number that equals the number of letters in its English name |
| 37% | XXXXX | 5 | Largish combo (and a hint to the number of letters in each country that you'll need) |
| 37% | XES | 3 | Letters that represent strikes in bowling |
| 35% | SHIN | 4 | Hebrew letter that also names a part of the body |
| 35% | THETA | 5 | Letter that represents an unknown parameter, in statistics |
| 35% | OMEGA | 5 | Greek letter that represents 10-Across, in physics |
| 34% | TEN | 3 | Number that represents the month of October |
| 34% | OBOE | 4 | Woodwind that represents the duck in "Peter and the Wolf" |
| 34% | OBOE | 4 | Instrument that represents the duck in "Peter and the Wolf" |
| 34% | PSI | 3 | Letter that appears twice in the Schrödinger equation |
| 34% | PSI | 3 | Letter that appears twice in the Schrodinger equation |
| 33% | OBOE | 4 | Woodwind instrument that represents the duck in "Peter and the Wolf" |
| 33% | OBOE | 4 | Reed instrument that represents the duck in "Peter and the Wolf" |
| 33% | TOUCH | 5 | "___ Me in the Morning," 1973 single by Diana Ross that hit number one on the Billboard Hot 100 singles chart |
| 33% | FOUR | 4 | The number of letters in this clue's answer |
| 33% | THREE | 5 | The number of letters in this answer minus two |