Get on it vs Start

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

Get on it

InformalTop 3,000 (common)

Start

Top 1,000 (very common)A1verb
Most formal: StartMost common: Start
 Get on itStart
Pronunciation🇬🇧 //ɡɛt ɒn ɪt//🇺🇸 //ɡɛt ɑn ɪt//🇬🇧 /["/stɑːt/","/stɑːts/","/ˈstɑːtɪd/","/ˈstɑːtɪŋ/"]/🇺🇸 /["/stɑːrt/","/stɑːrts/","/ˈstɑːrtɪd/","/ˈstɑːrtɪŋ/"]/
MeaningStart doing something quickly.To begin something
ExampleYou need to get on it if you want to finish by Friday.Please start the engine before we leave.
RegisterInformalNeutral
How commonTop 3,000 (common)Top 1,000 (very common)
CEFR level-A1
Part of speechverb
Collocationsget 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
Antonyms-stop, finish, end
Common mistakesUsing 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 '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.

See it in real clips

Get on it
Start

Frequently asked questions: Get on it vs Start

What's the difference between Get on it and Start?

Get on it: Start doing something quickly. Start: To begin something

Which is more formal: Get on it and Start?

Start is the most formal of these.

Which is more common: Get on it and Start?

Start is the most common in everyday English.

Can you show an example of each?

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 Get on it and Start interchangeably?

Not always. 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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