| 100% | OUI | 3 | French word that is the opposite of 14-Across |
| 80% | NON | 3 | French word that is the opposite of 2-Down |
| 69% | ANTONYM | 7 | Word that is the opposite of another |
| 67% | NON | 3 | French word that's the opposite of "oui" |
| 66% | NON | 3 | French word that's the opposite of 32-Down |
| 56% | NNE | 3 | Direction that is the opposite of SSW |
| 56% | PRE | 3 | Prefix that is the opposite of "post" |
| 56% | YEAS | 4 | Votes that are the opposite of nays |
| 56% | ALKALINE | 8 | Batteries that are the opposite of acidic |
| 56% | NAYS | 4 | Negative votes that are the opposite of yeas |
| 56% | ACIDS | 5 | Caustic substances that are the opposites of bases |
| 55% | ANTONYM | 7 | Word that means the opposite of another word |
| 52% | HAI | 3 | Japanese word that's the opposite of iie |
| 52% | ANTONYMS | 8 | Words that mean the opposite are known as __ |
| 51% | AISNE | 5 | French river that was the site of three W.W. I battles |
| 51% | ARGONNE | 7 | French forest that was the site of a World War I battle |
| 51% | EAU | 3 | French word that sounds like a letter of the alphabet |
| 50% | MOBILEALABAMA | 13 | City that was the first capital of French Louisiana |
| 49% | ICI | 3 | Common French word that sounds like two letters of the alphabet |
| 49% | SURETE | 6 | French agency that was a predecessor of the FBI |
| 49% | ANTONYM | 7 | A word that means the opposite of another word (for example, "good" vs. "bad") |
| 49% | NOTRE | 5 | French word that becomes its own opposite by changing the first letter to V |
| 49% | EMOJI | 5 | Text picture that was the OED's 2015 Word of the Year |
| 49% | TIME | 4 | Word that can be ''framed'' by the longest Across answers |
| 48% | BECAUSE | 7 | Conjunction that was the American Dialect Society’s 2013 Word of the Year |
| 48% | GRIN | 4 | Expression that seems like it would be the opposite of 5-Across? |
| 48% | BIENVENUE | 9 | Word that might be in the introduction to a French textbook |
| 47% | ANTONYMS | 8 | Pairs of words that are opposite in meaning |
| 47% | EVER | 4 | Word that becomes its own opposite when "n" is added to the front |
| 47% | ANTONYM | 7 | A word whose meaning is the opposite of another |