In English, begin and start often mean the same thing: to begin, to start, or to initiate something.
In many situations, you can use either word without changing the meaning.
Examples
1. A campaign begins / starts
The company started a huge advertising campaign.
The company began a huge advertising campaign.
✅ Both are correct.
2. An exam begins / starts
The exam started at 10 a.m.
The exam began at 10 a.m.
✅ Both are correct.
3. A semester begins / starts
I want to enjoy the last weekend before the semester begins.
I want to enjoy the last weekend before the semester starts.
✅ Both are correct.
When START and BEGIN are NOT interchangeable
Some words naturally combine with start, but not with begin. These common combinations are called collocations (or chunks).
Learning these combinations helps you sound more natural in English.
1. Start the car / Start the engine
🚗 Start the car = ligar o carro
🚗 Start the engine = ligar o motor
Please start the car.
She started the engine and drove away.
❌ Begin the car
❌ Begin the engine
Notice that in these expressions, start means to turn on, not simply to begin.
2. Start a fire
🔥 Start a fire = acender/fazer fogo
You must learn how to start a fire without a match.
Você precisa aprender a acender um fogo sem um fósforo.
❌ Begin a fire
3. Famous expression
At the famous Indianapolis 500 race, the traditional command is:
“Ladies and Gentlemen, start your engines!”
🏁 This means: “Senhoras e senhores, liguem seus motores!”
❌ Begin your engines
Quick Reference
| Expression | Correct? |
|---|---|
| Start a campaign | ✅ |
| Begin a campaign | ✅ |
| Start an exam | ✅ |
| Begin an exam | ✅ |
| Start a semester | ✅ |
| Begin a semester | ✅ |
| Start the car | ✅ |
| Begin the car | ❌ |
| Start the engine | ✅ |
| Begin the engine | ❌ |
| Start a fire | ✅ |
| Begin a fire | ❌ |
Pronunciation
Start
/stɑːrt/ Portuguese approximation: “stárt”
Begin
/bɪˈɡɪn/ Portuguese approximation: “bi-GUIN”
Practice
Complete with START or BEGIN.
- The meeting will ______ at 9 a.m.
- Please ______ the car.
- Classes ______ next Monday.
- We need to ______ a fire before it gets dark.
- The concert ______ at 8 p.m.
- Can you ______ the engine?
Answers
- start / begin
- start
- start / begin
- start
- start / begin
- start
Common Chunks to Memorize
✅ start the car
✅ start the engine
✅ start a fire
✅ start a business
✅ start a conversation
✅ start a project
✅ begin a journey
✅ begin a course
✅ begin a speech
✅ begin a relationship
✅ begin a chapter
Tip: When talking about turning something on (car, engine, machine, computer), START is usually the natural choice.
When talking about formal events, activities, or processes, both START and BEGIN are often possible.