11 Common Terms That Used To Be “Bad Grammar”

Merriam Webster:

Grammar is technically a pretty narrow term. It includes the categories we put words in—that is, whether a word is a noun or an adjective; inflections—like what the past tense form of a particular verb is; and syntax—why we say “I left it there” instead of “I it there left.”

But in the wild revelry that typically accompanies National Grammar Day celebrations, amid all the fireworks with their shimmering punctuation raining down, the term grammar turns into a giant carnival tent celebrating word choice, spelling, punctuation, and pretty much anything else you can think of that’s language-related.