Do You Need A Comma Between Adjectives? Here's The Trick.

Does this sentence need a comma?

She pulled a worn leather brown notebook from her bag.

If you're wondering where (or whether) to add a comma, you're not alone. This can trip up even the most experienced author, because the "rule" most of us half-remember from school doesn't actually explain why some adjectives get commas and others don't.

So let's have a look, and once you see the logic behind it, you'll never have to guess again.

The two types of adjectives you're dealing with.

When you use more than one adjective before a noun, those adjectives are doing one of two different jobs. Knowing which job they're doing tells you whether you need a comma.

Coordinating adjectives each describe the noun separately and equally. You could swap their order, or put "and" between them, and the sentence would still make sense.

She is a kind, generous person. (A generous, kind person. A kind and generous person. Both work fine.)

Cumulative adjectives build on each other. Each one modifies not just the noun, but the whole phrase that follows it. You can't reorder them, and adding an "and" doesn't work.

He drove a battered old blue car. (Try: a blue old battered car. Or: battered and old and blue car. No — it just sounds off.)

Now here's the rule for how to use it.

The rule: comma for coordinating, no comma for cumulative.

• Coordinating adjectives → use a comma (and no "and")

• Cumulative adjectives → no comma (and no "and")

Coordinating: It was a long, exhausting meeting. Cumulative: She lives in a small brick house.

Do you see the difference? "Long" and "exhausting" are both independently describing the meeting — comma. "Small" and "brick" are stacking, with "brick" describing the house and "small" describing the brick house — no comma.

Two simple tests to check your work.

If you're unsure which type of adjectives you've got, try one of these two quick tests on the adjectives in question.

Test 1: Swap the order.

Can you swap the adjectives and the sentence still reads naturally?

Tired, hungry travelers → Hungry, tired travelers ✓ (still makes sense → comma) Tall wooden bookshelf → Wooden tall bookshelf ✗ (sounds wrong → no comma)

Test 2: Insert "and".

Can you put "and" between the adjectives without it sounding awkward?

A bright, cheerful room → A bright and cheerful room ✓ → use a comma: A little red car→ a little and red car ✗ → no comma.

If either test passes, you're looking at coordinating adjectives, and you need that comma. If both tests fail, you've got cumulative adjectives, and the comma should stay out.

More examples to get a feel for it.

Coordinating (comma needed):

• a cold, rainy afternoon

• a strong, confident leader

• a witty, original novel

• the cluttered, chaotic office

  
  

Cumulative (no comma):

• a shiny new laptop

• her favorite cotton jumper

• three small green apples

• an old wooden chair

  
  

Why this matters for your writing.

This isn't just a rule for the sake of it. Get it wrong and a sentence can feel slightly off to a reader even if they can't say why — and in fiction especially, that tiny error can pull them out of the story. Get it right, and your words read cleanly without anyone noticing the punctuation at all, which is exactly what you want.

A quick way to remember it: coordinating adjectives describe the noun in equal importance, so they get a comma to separate them. Cumulative adjectives build on the other in a specific order, so no comma is needed to keep them apart.

Next time you're stacking adjectives, just run the swap test or the "and" test, and you'll know exactly what to do.

Need a second pair of eyes on your manuscript? I work with fiction authors and non-fiction business and accounting writers to catch exactly this kind of detail before your book goes to print. Get in touch to learn more about my proofreading services.