Completion vs Graduation

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

Completion

Top 2,000 (common)B2noun

Graduation

Top 2,000 (common)
 CompletionGraduation
Pronunciation🇬🇧 /["/kəmˈpliːʃn/"]/🇺🇸 /["/kəmˈpliːʃn/"]/🇬🇧 //ˌɡrædʒ.ʊˈeɪ.ʃən//🇺🇸 //ˌɡrædʒ.ʊˈeɪ.ʃən//
MeaningThe act of finishing something.The ceremony when students finish school or college.
ExampleThe completion of the project was celebrated with a party.She was excited to attend her graduation ceremony next week.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)
CEFR levelB2-
Part of speechnoun
Collocationsrapid, speedy, early, near, reach, bring something to, date, time, rate, after completion, following completion, before completion, the date of completiongraduation ceremony, graduation day, high school graduation, college graduation, graduation speech
Antonymsincompletion, unfinished, failure-
Common mistakesUsing 'complete' instead of 'completion' as a noun, Confusing it with 'completionist' in game contexts, Saying 'the completion of the work is done' instead of 'the completion of the work is finished'Confused with 'graduated' as a verb instead of a noun., Using 'graduation' incorrectly for non-educational completions, like training., Saying 'the graduation' instead of 'graduation' when talking about the event broadly.
Usage notesUse 'completion' in contexts where something is finished. Common in academic or formal settings, but less so in casual conversation. Be careful in using it in informal settings where simpler words may work better.Used mostly in educational contexts. Formal when referring to the ceremony, and can be informal when discussing the achievement.

Frequently asked questions: Completion vs Graduation

What's the difference between Completion and Graduation?

Completion: The act of finishing something. Graduation: The ceremony when students finish school or college.

Can you show an example of each?

Completion: The completion of the project was celebrated with a party. Graduation: She was excited to attend her graduation ceremony next week.

Can I use Completion and Graduation interchangeably?

Not always. Completion and Graduation 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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