grammar mistake
- typoPrinting mistake
- errorFault in communication
- syntaxRules for arranging words
- punctuationWritten clarity symbols
- spellingCorrect letter sequence
red underline · correction · proofreading · comma splice · dangling modifier · subject-verb · tense · fragment · run-on · apostrophe · misspelling · editor · awkward · clumsy · blunder · slip · usage · squiggly line