Grammar


Your Complete Guide to English Grammar


Discover how English grammar works by diving into grammar rules and learning resources. Research basic grammar topics—including parts of speech, such as mechanics, syntax, and punctuation—to cultivate your grammar practice. Fix grammar mistakes and give your writing an extra polish.

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What Is Grammar?
Learn Grammar Rules and Concepts
The Parts of Speech
Grammar and Spelling Checker
Frequently Asked Questions
Ultimate Guide to Grammar
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What Is Grammar?


Grammar is defined as a system of language rules that allows you to combine individual words to make complex meanings. By applying grammar rules to your writing, you’ll make it stronger, clearer, and more effective.

A Grammar App for Impactful Writing


Strengthen your abilities as a writer. Grammarly’s intuitive, real-time writing assistance helps you learn and improve as you write. Compose mistake-free sentences, eliminate typos, and get suggestions for tone, full-sentence rewrites, and word choice.
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Grammar and Spelling Checker

Review your writing for grammar, spelling, and punctuation, so it’s mistake-free and easy to understand.

Frequently Asked Questions

What is grammar?

Grammar is a system of language rules for how words are used in sentences and change in different situations.

Why is grammar important in writing?

Grammar allows us to combine individual words to make complex meanings and communicate effectively. By learning the rules of grammar, you can write with better clarity while enjoying the freedom to make stylistic choices.

What are the basic rules of grammar?

Some basic rules of grammar include ensuring all sentences have a subject and a verb; placing adjectives directly before the noun they describe, or after it if separated by a verb; and using a comma to connect two ideas.

What are some common grammar mistakes in English?

Some common grammar mistakes are incorrect subject-verb agreement, fragmented sentences, missing commas, apostrophe misuse, misplaced modifiers, and incorrect word usage.

How can I improve my grammar?

Improve your grammar by understanding pivotal parts of speech, reading more to build vocabulary, and double-checking your writing with an automated grammar checker to correct grammar mistakes.

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Grammarly’s real-time writing feedback helps you learn and improve as you write.