| 100% | MAY | 3 | Only month whose name is just three letters long |
| 73% | MAY | 3 | Only month whose name contains just three letters |
| 66% | TIN | 3 | The only element whose name is three letters long |
| 48% | LAILAALI | 8 | Boxer whose full name is made up of only three different letters |
| 47% | TEN | 3 | Largest integer whose name is spelled with three letters |
| 46% | ETA | 3 | First letter in the Greek alphabet whose name is three letters long |
| 46% | ABC | 3 | Network whose name is three consecutive letters of the alphabet |
| 46% | LLAMA | 5 | Mammal whose name is spelled using only the letters of "mammal" |
| 46% | KLM | 3 | Netherlands airline whose name is three consecutive letters of the alphabet |
| 46% | AROMANTIC | 9 | Orientation whose name is often shortened to its first three letters |
| 41% | MUM | 3 | Autumn flower whose full name is 13 letters long |
| 40% | BEN | 3 | With 22-Across, former senator whose name can be spelled using only the letters in NEBRASKA (his home state) |
| 39% | BADGUY | 6 | Hit song by the 1-Across winner whose name is spelled out by the final three letters of 21-, 25-, 47- and 52-Across |
| 39% | ACAI | 4 | Fruit whose name is three-quarters vowels |
| 39% | APRIL | 5 | Month whose name is said to be derived from the Latin for "to open" |
| 39% | DNA | 3 | Genetic molecule whose full name is 20 letters long: Abbr. |
| 38% | YAM | 3 | Vegetable whose name is a month spelled backward |
| 38% | ACAI | 4 | Fruit whose name is pronounced in three syllables |
| 38% | ESSO | 4 | Company whose name is derived from two letters |
| 38% | DELTA | 5 | Airline whose name is also a Greek letter |
| 38% | RODIN | 5 | Sculptor whose name is a letter 37-Across |
| 38% | GDFR | 4 | 2015 Flo Rida hit whose letters can be found sequentially in this puzzle's three longest entries |
| 38% | KLM | 3 | Airline whose name is consecutive letters of the alphabet |
| 38% | OMEGA | 5 | Watch brand whose name is also a Greek letter |
| 37% | KLM | 3 | Airline whose name is three consecutive consonants in the alphabet |
| 37% | AARP | 4 | Seniors' lobbying group whose name is no longer an abbreviation |
| 37% | PION | 4 | Subatomic particle whose name is derived from a Greek letter |
| 37% | FIJI | 4 | Country whose name is one letter different from a mountain |
| 37% | DAHL | 4 | Author whose name is one letter off from 31-Down |
| 37% | TARPAULIN | 9 | Covering whose name is often shortened to its first four letters |