Begin vs Commence vs Initiate vs Launch

When to use each in English, with meaning, register, and examples.

Begin

Top 1,000 (very common)A1verb

Commence

FormalTop 3,000 (common)C1verb

Initiate

Top 2,000 (common)C1verb

Launch

Top 1,000 (very common)B2verb
Most formal: Commence
 BeginCommenceInitiateLaunch
Pronunciation🇬🇧 /["/bɪˈɡɪn/","/bɪˈɡɪnz/","/bɪˈɡæn/","/bɪˈɡʌn/","/bɪˈɡɪnɪŋ/"]/🇺🇸 /["/bɪˈɡɪn/","/bɪˈɡɪnz/","/bɪˈɡæn/","/bɪˈɡʌn/","/bɪˈɡɪnɪŋ/"]/🇬🇧 //kəˈmɛns//🇺🇸 //kəˈmɛns//🇬🇧 /["/ɪˈnɪʃieɪt/","/ɪˈnɪʃieɪts/","/ɪˈnɪʃieɪtɪd/","/ɪˈnɪʃieɪtɪŋ/"]/🇺🇸 /["/ɪˈnɪʃieɪt/","/ɪˈnɪʃieɪts/","/ɪˈnɪʃieɪtɪd/","/ɪˈnɪʃieɪtɪŋ/"]/🇬🇧 /["/lɔːntʃ/","/ˈlɔːntʃɪz/","/lɔːntʃt/","/ˈlɔːntʃɪŋ/"]/🇺🇸 /["/lɔːntʃ/","/ˈlɔːntʃɪz/","/lɔːntʃt/","/ˈlɔːntʃɪŋ/"]/
MeaningTo start something.To start or begin something.To start something.To start or send something, especially into the air or space.
ExampleI will begin my homework after dinner.The ceremony will commence at noon.to initiate legal proceedings against somebodyThe company plans to launch a new product next month.
RegisterNeutralFormalNeutralNeutral
How commonTop 1,000 (very common)Top 3,000 (common)Top 2,000 (common)Top 1,000 (very common)
CEFR levelA1C1C1B2
Part of speechverbverbverbverb
Collocationsagain, all over again, anew, be due to, be expected to, be scheduled to, by, with, begin at the beginning, be just beginning, be only beginning, again, all over again, anew, be due to, be expected to, be scheduled to, by, with, begin at the beginning, be just beginning, be only beginningcommence operations, commence proceedings, commence studiesformally, immediately, recentlylaunch a product, launch a campaign, launch into space, launch an initiative, launch a website
Antonymsend, finish, concludecease, stop, endterminate, end, ceaseland, withdraw, cease
Common mistakesConfusing 'begin' with 'start' in casual contexts., Incorrectly using it without an object, e.g., 'I will begin.' instead of 'I will begin the project.', Using 'began' instead of 'begin' in present tense situations.Used incorrectly in informal contexts where simpler 'start' would be better., Confused with 'committed' due to similar sounds., Often misspelled as 'comence'.Confused with 'initiation' which is the process of starting something., Using it in informal settings where simpler words like 'start' are preferred., Forgetting to use an object after 'initiate', such as 'initiate a project.'Confused with 'lunche' as in a meal., Used incorrectly as a noun when referring to a launch event., Mispronounced or pronounced as 'lunch' instead of 'launch'.
Usage notesUse 'begin' in most contexts, both spoken and written. It’s appropriate for formal situations but can also be used informally. Avoid using in very casual contexts where a simpler word like 'start' may be better.Used in formal writing and speeches. It's less common in everyday conversation. Often used in legal and professional contexts.Use 'initiate' in contexts where a formal or official start is needed, like in business or academic settings. It may feel too formal in casual conversations.Use 'launch' in a business or technological context to describe starting a project or product. It's also appropriate when sending rockets or ships. Avoid using it in overly casual situations.

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Begin
Commence

Frequently asked questions: Begin vs Commence vs Initiate vs Launch

What's the difference between Begin, Commence, Initiate, and Launch?

Begin: To start something. Commence: To start or begin something. Initiate: To start something. Launch: To start or send something, especially into the air or space.

Which is more formal: Begin, Commence, Initiate, and Launch?

Commence is the most formal of these.

Are Begin, Commence, Initiate, and Launch the same CEFR level?

Begin: A1, Commence: C1, Initiate: C1, Launch: B2 on the CEFR scale.

What part of speech are Begin, Commence, Initiate, and Launch?

Begin: verb, Commence: verb, Initiate: verb, Launch: verb.

Can you show an example of each?

Begin: I will begin my homework after dinner. Commence: The ceremony will commence at noon. Initiate: to initiate legal proceedings against somebody Launch: The company plans to launch a new product next month.

Can I use Begin, Commence, Initiate, and Launch interchangeably?

Not always. Begin, Commence, Initiate, and Launch are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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