Complete vs Finish

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

Complete

Top 1,000 (very common)A1adjective

Finish

Top 1,000 (very common)A1verb
 CompleteFinish
Pronunciation🇬🇧 /["/kəmˈpliːt/"]/🇺🇸 /["/kəmˈpliːt/"]/🇬🇧 /["/ˈfɪnɪʃ/","/ˈfɪnɪʃɪz/","/ˈfɪnɪʃt/","/ˈfɪnɪʃɪŋ/"]/🇺🇸 /["/ˈfɪnɪʃ/","/ˈfɪnɪʃɪz/","/ˈfɪnɪʃt/","/ˈfɪnɪʃɪŋ/"]/
MeaningTo finish something completely.To complete something.
ExampleThe puzzle is now complete after I found the last piece.I need to finish my homework before dinner.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)
CEFR levelA1A1
Part of speechadjectiveverb
Collocationsbe, seem, survive, remarkably, very, far from, be, seem, almost, nearly, substantiallyalmost, nearly, barely, let somebody, by, with, almost, nearly, barely, let somebody, by, with
Antonymsincomplete, unfinished, partialstart, begin, initiate
Common mistakesConfused 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.Confused with 'complete'—'finish' is more informal., Incorrect verb form—using 'finishing' instead of 'finish' in simple present., Omitting the object—saying 'I will finish.' instead of 'I will finish the project.'
Usage notesUse 'complete' in academic or professional contexts when discussing tasks, projects, or forms. Avoid using it in overly casual conversations.Use 'finish' in contexts where something needs to be completed. It’s appropriate for both spoken and written English but might sound too casual in formal reports.

See it in real clips

Complete
Finish

Frequently asked questions: Complete vs Finish

What's the difference between Complete and Finish?

Complete: To finish something completely. Finish: To complete something.

Are Complete and Finish the same CEFR level?

Complete: A1, Finish: A1 on the CEFR scale.

What part of speech are Complete and Finish?

Complete: adjective, Finish: verb.

Can you show an example of each?

Complete: The puzzle is now complete after I found the last piece. Finish: I need to finish my homework before dinner.

Can I use Complete and Finish interchangeably?

Not always. Complete and Finish 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.

Related comparisons