| 100% | GRAMMAR | 7 | The rules and structure of language |
| 60% | SYNTAX | 6 | Word to describe rules and structure of sentences |
| 54% | GRAMMAR | 7 | The structures of a language |
| 52% | OLDNORSE | 8 | The mother language of Norwegian and Danish |
| 51% | BOTANY | 6 | The study of plants, their structure and ecology |
| 51% | SPANISH | 7 | The official language of Cuba, Peru and Mexico |
| 51% | TAGALOG | 7 | Indigenous people and language of the Philippines |
| 50% | BODY | 4 | Physical structure of a human that holds all the flesh and organs |
| 50% | ENG | 3 | Language of the United States and the United Kingdom (Abbr.) |
| 50% | BANTU | 5 | Language group that's the source of "zombie" and "gumbo" |
| 50% | ENG | 3 | Official language of Barbados and the Bahamas: Abbr. |
| 50% | GRAMMAR | 7 | The proper rules of language usage |
| 48% | LEET | 4 | Internet language that’s the source of “pwned” and “n00b” |
| 48% | LINGUIST | 8 | Person who studies structure of language |
| 48% | ZULU | 4 | African language and the last letter of the NATO phonetic alphabet |
| 48% | CSS | 3 | Computer language that enables the separation of presentation and content: Abbr. |
| 47% | SYNTAX | 6 | Rules that dictate the structure of sentences |
| 47% | ETRUSCAN | 8 | Ancient language and peoples of the Mediterranean |
| 47% | WELSH | 5 | Language in which "dd" and "ff" are treated as single letters of the alphabet |
| 47% | SILO | 4 | One of the structures at Chip and Joanna Gaines's Magnolia Market |
| 47% | TATI | 4 | Director and star of the 1958 Best Foreign Language Film |
| 45% | OBEY | 4 | Follow the rules and instructions |
| 45% | STOP | 4 | Full ___, English language punctuation that looks like . and indicates the end of a sentence |
| 45% | ARCH | 4 | Type of structure dedicated to peace and built on the border between Blaine and Surrey |
| 45% | ALEC | 4 | Accents and di___ts of the same language can change depending on where you go |
| 45% | OSTROGOTH | 9 | Member of the eastern group of Goths that conquered and ruled Italy around 500 AD |
| 45% | NADENE | 6 | Group of North American languages spoken in parts of Alaska, Canada and the southern US |
| 44% | AREA | 4 | Wernicke's ___ is part of the brain involved in the comprehension of written and spoken language |
| 44% | VERBALGYMNASTICS | 16 | Fancy, evasive language ... or a hint to the ends of 18-, 26-, 54- and 65-Across |
| 44% | TAUTOLOGICAL | 12 | Like the names of 18-, 25-, 40- and 50- Across vis-à-vis the bracketed languages |