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FANBOYS: 7 Important Coordinating Conjunctions

Coordinating conjunctions are small but powerful words that join equal parts of a sentence — like words, phrases, or clauses. The most common coordinating conjunctions are known as FANBOYS: for, and, nor, but, or, yet, and so. Learning how to use them correctly helps you connect ideas smoothly and make your sentences more natural and clear in English.

What Does FANBOYS Stand For?

FANBOYS

 

The word FANBOYS is an acronym that helps you remember the seven coordinating conjunctions in English:

Letter Conjunction Meaning / Function
F for reason or explanation
A and addition
N nor negative addition
B but contrast
O or choice / alternative
Y yet contrast or unexpected result
S so result or consequence

Each word connects two equal parts — for example, two nouns, two verbs, or two independent clauses.

How FANBOYS Work

A coordinating conjunction joins ideas that are grammatically equal.
Examples:

  • I like coffee and tea. → joins two nouns.

  • She studies hard, but she also takes breaks. → joins two clauses.

💡 Grammar tip:
When FANBOYS connect two independent clauses, use a comma before the conjunction.
Example: I was tired, so I went to bed early.

Examples and Uses of Each FANBOYS Conjunction

1. FOR – to explain a reason

It’s similar in meaning to because.
He stayed home, for he was feeling sick.
🟡 Use it in formal or written English.

2. AND – to add information

I bought apples and oranges.
She is kind and intelligent.
🟢 It connects similar ideas or items.

3. NOR – to add a negative idea

He doesn’t eat meat, nor does he drink milk.
I didn’t call her, nor did I send a message.
🟠 Usually follows a negative statement and requires inverted word order after it.

4. BUT – to show contrast or opposite ideas

I like running, but I don’t like swimming.
He is rich, but not happy.
🔵 Common and very useful in both speaking and writing.

5. OR – to show a choice or alternative

Do you want coffee or tea?
We can walk or take the bus.
🟣 Used when you give someone options.

6. YET – to show contrast (similar to but)

It’s raining, yet they’re playing outside.
He’s small, yet very strong.
🟤 “Yet” often expresses an unexpected result.

7. SO – to show a result or consequence

It was late, so we went home.
She studied hard, so she passed the test.
⚪ Very common in daily conversation and writing.

Practice Sentences for ESL Learners

Fill in the blanks with the correct FANBOYS conjunction:

  1. I wanted to go for a walk, _____ it started to rain.

  2. She is friendly _____ hardworking.

  3. I don’t like tea, _____ do I enjoy coffee.

  4. He was tired, _____ he went to bed early.

  5. You can have ice cream _____ cake, not both!

  6. The food was delicious, _____ the service was slow.

  7. She didn’t call me, _____ she texted later.

  8. The exam was hard, _____ everyone passed.

  9. I like summer, _____ I love winter more.

  10. It’s late, _____ we should go home.

Answer Key:

  1. but 2. and 3. nor 4. so 5. or 6. but 7. yet 8. yet 9. but 10. so


Common Mistakes to Avoid

Using FANBOYS to start a sentence without context
✅ You can begin a sentence with a conjunction if it connects to the previous idea clearly.
Example:

  • I wanted to go out. But it started raining.

Forgetting the comma before the conjunction
✅ Add a comma before FANBOYS when joining two full sentences.
Example:

  • She was hungry, so she made a sandwich.

ClanPsi

Friday 20th of November 2020

People need to stop using "have got." It's poor English.

Cecilia

Saturday 30th of March 2024

@Bob,

I hear the "have got" issue a lot in Chinese speaking students. They aren't using have or got correctly. For example: There got 2 rocks or There have 2 rocks. If translated exactly from Chinese, it is correct (in the students' minds) - - In that place, "have" or "got" 2 rocks. But it isn't grammatically correct in English. I'm not sure if this is the same issue mentioned by the OP. but it is difficult for my students or anyone who translates from their mother tongue to English if grammar or vocabulary doesn't match English.

Bob

Tuesday 27th of April 2021

Why? Sources please.

Alina

Friday 29th of January 2021

It's not that bad for example, 'I have got a missed call'.