| 100% | XENON | 5 | Only chemical element whose name starts with an x |
| 63% | XENON | 5 | The only chemical element with a name that begins with an x |
| 62% | VANADIUM | 8 | Only chemical element whose name begins with V |
| 58% | XENON | 5 | Only chemical element that starts with X |
| 57% | XENON | 5 | The only chemical element starting with X |
| 52% | ELAL | 4 | Airline whose name starts with an aleph |
| 52% | TIN | 3 | Only chemical element whose name fits this answer's length |
| 51% | MINK | 4 | ___ DeVille (early punk band whose name starts with an animal) |
| 50% | XYLOPHONE | 9 | Instrument whose name starts with X |
| 50% | XENON | 5 | Only element that starts with an "X" |
| 48% | TIN | 3 | Only chemical element with a three-letter name |
| 48% | OMAN | 4 | Only country whose name starts with O |
| 48% | YEMEN | 5 | Only country whose name starts with "Y" |
| 48% | QATAR | 5 | Only country whose name starts with "Q" |
| 47% | IOWA | 4 | Only state whose name starts with two vowels |
| 47% | TIN | 3 | The only chemical element with a three-letter name |
| 46% | IOWA | 4 | The only US state whose name starts with two vowels |
| 46% | OHIO | 4 | Home of the U.S.'s largest cities whose names start with X and Z |
| 43% | XENON | 5 | Chemical element that starts with an 8-point Scrabble letter |
| 42% | POTASSIUM | 9 | Chemical element whose name comes from potash |
| 42% | NEON | 4 | Chemical element whose name can invoke "fluorescent" |
| 42% | IODINE | 6 | Chemical element whose name means violet in Greek |
| 42% | TICTACTOETACTIC | 15 | Starting with an X in the corner, say? |
| 41% | OBAMA | 5 | Only US president whose last name starts with O |
| 41% | SCOT | 4 | Person whose name starts with Mac-, maybe |
| 41% | ASIAGO | 6 | Cheese whose name starts with a continent |
| 41% | EEL | 3 | Fish whose name starts with two vowels |
| 41% | IOWA | 4 | US state whose name starts with two vowels |
| 41% | LLAMA | 5 | Mammal whose name starts with a double consonant |
| 41% | LLAMA | 5 | Animal whose name starts with a doubled consonant |