See, I know grammar!
How can Grammarly help you with words when it isn't even a word itself!?

Sorry, I'm underage. I'll take the Virgin Margerita over in my corner in the back thank you very much.

Pneumonoultramicroscopicsilicovolcanoconiosis.
The longest word.
And yet surprisingly enough, auto-correct doesn't think it's a word.

Dude, you must capitalize the first letter of your sentence!
And punctuation (MY EDIT-You need a comma (Thanks to Grammarly) please!
No fragments, please!
it just wants you to learn
Learn what?
Grammar
You forgot the period/exclamation mark/question mark after grammar.