Begin vs Commence vs Embark vs Get on it vs Start

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

Begin

Top 1,000 (very common)A1verb

Commence

FormalTop 3,000 (common)C1verb

Embark

Top 2,000 (common)C1verb

Get on it

InformalTop 3,000 (common)

Start

Top 1,000 (very common)A1verb
Most formal: Commence
 BeginCommenceEmbarkGet on itStart
Pronunciation🇬🇧 /["/bɪˈɡɪn/","/bɪˈɡɪnz/","/bɪˈɡæn/","/bɪˈɡʌn/","/bɪˈɡɪnɪŋ/"]/🇺🇸 /["/bɪˈɡɪn/","/bɪˈɡɪnz/","/bɪˈɡæn/","/bɪˈɡʌn/","/bɪˈɡɪnɪŋ/"]/🇬🇧 //kəˈmɛns//🇺🇸 //kəˈmɛns//🇬🇧 /["/ɪmˈbɑːk/","/ɪmˈbɑːks/","/ɪmˈbɑːkt/","/ɪmˈbɑːkɪŋ/"]/🇺🇸 /["/ɪmˈbɑːrk/","/ɪmˈbɑːrks/","/ɪmˈbɑːrkt/","/ɪmˈbɑːrkɪŋ/"]/🇬🇧 //ɡɛt ɒn ɪt//🇺🇸 //ɡɛt ɑn ɪt//🇬🇧 /["/stɑːt/","/stɑːts/","/ˈstɑːtɪd/","/ˈstɑːtɪŋ/"]/🇺🇸 /["/stɑːrt/","/stɑːrts/","/ˈstɑːrtɪd/","/ˈstɑːrtɪŋ/"]/
MeaningTo start something.To start or begin something.To start a journey or adventure, especially by boat or plane.Start doing something quickly.To begin something
ExampleI will begin my homework after dinner.The ceremony will commence at noon.We stood on the pier and watched as they embarked.You need to get on it if you want to finish by Friday.Please start the engine before we leave.
RegisterNeutralFormalNeutralInformalNeutral
How commonTop 1,000 (very common)Top 3,000 (common)Top 2,000 (common)Top 3,000 (common)Top 1,000 (very common)
CEFR levelA1C1C1-A1
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 studiesimmediately, reluctantly, recently, be about to, be ready toget on it quickly, get on it now, get on it ASAPsuddenly, immediately, just, decide to, expect to, hope to, as, by, from, get (somebody/​something) started, a good, great, etc. place to start, let’s start, suddenly, immediately, just, decide to, expect to, hope to, as, by, from, get (somebody/​something) started, a good, great, etc. place to start, let’s start
Antonymsend, finish, concludecease, stop, enddisembark, finish-stop, finish, end
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 usage with 'disembark' which means to get off., Using 'embark' without a clear object (e.g., 'embark on a journey' is correct)., Overusing in informal contexts where simpler words like 'start' may be more appropriate.Using in overly formal contexts., Confusing with 'get at it' which means to approach a topic., Misplacing the word order.Confused with 'begin' — both mean similar things but are used in slightly different contexts., Used as a noun incorrectly — 'start' is mainly a verb., Misplaced in phrasal verbs — it should not be confused with 'start up' in business contexts.
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.Used in contexts involving travel or new projects. It's not typically used in casual conversation about everyday actions.Use 'get on it' when encouraging someone to begin a task. It’s suitable for casual conversations but may seem too informal for professional settings.Use 'start' for beginning actions or events. It's appropriate in both speaking and writing, but in formal contexts, you might use 'initiate' instead.

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Begin
Commence
Get on it

Frequently asked questions: Begin vs Commence vs Embark vs Get on it vs Start

What's the difference between Begin, Commence, Embark, Get on it, and Start?

Begin: To start something. Commence: To start or begin something. Embark: To start a journey or adventure, especially by boat or plane. Get on it: Start doing something quickly. Start: To begin something

Which is more formal: Begin, Commence, Embark, Get on it, and Start?

Commence is the most formal of these.

Can you show an example of each?

Begin: I will begin my homework after dinner. Commence: The ceremony will commence at noon. Embark: We stood on the pier and watched as they embarked. Get on it: You need to get on it if you want to finish by Friday. Start: Please start the engine before we leave.

Can I use Begin, Commence, Embark, Get on it, and Start interchangeably?

Not always. Begin, Commence, Embark, Get on it, and Start 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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