Which to use
“completing” is a verb and “completion” is a noun - they look or sound alike but fill different roles in a sentence.
- #6,451
- “completing” frequency rank
- #4,932
- “completion” frequency rank
- 11383
- confusion score
Side-by-Side Comparison
| Feature | completing | completion |
|---|---|---|
| Definition | present participle and gerund of complete | The act or state of being or making something complete; conclusion, accomplishment. |
Where the eye mixes completing and completion
Muted = shared; highlighted = the visual trap. They share 9 letters in sequence.
Look-alike desk: completing vs completion
These two trip readers on the page rather than in the ear: completing is /kəmˈpliːtɪŋ/ while completion is /kəmˈpliːʃən/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 11383, derived from the frequency rank of both members and their visual similarity.
completing is recorded at frequency rank #6,451, classified as averb, pronounced /kəmˈpliːtɪŋ/. completion is at rank #4,932, tagged as anoun, pronounced /kəmˈpliːʃən/.
Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.
With a confusion score of 11383, this pair ranks #487,357 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of completing vs completion
Shared letters: ceilmnopt. Private to "completing": g. Private to "completion": -.
"completing" · 10 letters · shape CVCCCVCVCC · "completion" · 10 letters · shape CVCCCVCVVC
Known mistypes of this pair
- completing ← ccompleting · cmopleting · comlpeting · commpleting · compelting · compleitng · completign · completingg
- completion ← ccompletion · cmopletion · comlpetion · commpletion · compeltion · compleiton · complesion · completino
Frequently Asked Questions
Can "completing" and "completion" be used interchangeably?
In ordinary English text, does "completing" or "completion" show up more?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "completing" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "completion" - compare definitions side by side with the headword page. Word entry
- This pair ranks #487,357 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "completing" and "completion" also get mixed up with nearby pairs, the highest-scored neighbour is "completing vs composting". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #487,357 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.