Complete vs Run-out
When to use each in English, with meaning, register, and examples.
Complete
Top 1,000 (very common)A1adjective
Run-out
Top 2,000 (common)
Most common: Complete
| Complete | Run-out | |
|---|---|---|
| Pronunciation | 🇬🇧 /["/kəmˈpliːt/"]/🇺🇸 /["/kəmˈpliːt/"]/ | 🇬🇧 //rʌn aʊt//🇺🇸 //rʌn aʊt// |
| Meaning | To finish something completely. | When something is used up completely. |
| Example | The puzzle is now complete after I found the last piece. | I ran out of milk, so I can't make coffee. |
| Register | Neutral | Neutral |
| How common | Top 1,000 (very common) | Top 2,000 (common) |
| CEFR level | A1 | - |
| Part of speech | adjective | |
| Collocations | be, seem, survive, remarkably, very, far from, be, seem, almost, nearly, substantially | run out of gas, run out of time, run out of options, run out of stock, run out of patience |
| Antonyms | incomplete, unfinished, partial | - |
| Common mistakes | Confused with 'finished' — both mean to end, but 'complete' emphasizes fullness., Using 'complete' when a task is partially done., 'Complete' is sometimes incorrectly used as a noun. | Saying 'ran out of' when it should be 'run out of'., Using 'run out' without mentioning what is being run out., Confusing 'run out' with 'run away'. |
| Usage notes | Use 'complete' in academic or professional contexts when discussing tasks, projects, or forms. Avoid using it in overly casual conversations. | Use 'run out' when something is finished, like food or resources. It's appropriate in both formal and informal contexts. |
Frequently asked questions: Complete vs Run-out
What's the difference between Complete and Run-out?
Complete: To finish something completely. Run-out: When something is used up completely.
Which is more common: Complete and Run-out?
Complete is the most common in everyday English.
Can I use Complete and Run-out interchangeably?
Not always. Complete and Run-out 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.