Which to use
“definitely” and “definitively” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #1,164
- “definitely” frequency rank
- #23,232
- “definitively” frequency rank
- 24396
- confusion score
Side-by-Side Comparison
| Feature | definitely | definitively |
|---|---|---|
| Definition | Without question and beyond doubt. | In a way that is not only decisive, but also conclusive and final. |
Where the eye mixes definitely and definitively
Muted = shared; highlighted = the visual trap. They share 10 letters in sequence.
Look-alike desk: definitely vs definitively
A purely visual mix-up. definitely (/ˈdɛf.ɪ.nɪt.li/) and definitively (/dɪˈfɪnɪtɪvli/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 letter(s) in length. Our composite confusion score for this pair is 24396, derived from the frequency rank of both members and their visual similarity.
definitely is recorded at frequency rank #1,164, classified as anadv, pronounced /ˈdɛf.ɪ.nɪt.li/. definitively is at rank #23,232, tagged as anadv, pronounced /dɪˈfɪnɪtɪvli/.
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 24396, this pair ranks #402,257 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of definitely vs definitively
Shared letters: defilnty. Private to "definitely": -. Private to "definitively": v.
"definitely" · 10 letters · shape CVCVCVCVCV · "definitively" · 12 letters · shape CVCVCVCVCVCV
Known mistypes of this pair
- definitely ← ddefinitely · deffinitely · defiintely · definietly · definitelly · definitelyy · definiteyl · definitley
- definitively ← ddefinitively · deffinitively · defiintively · definiitvely · definitievly · definitivelly · definitivelyy · definitiveyl
Frequently Asked Questions
Can "definitely" and "definitively" be used interchangeably?
Which is more common, "definitely" or "definitively"?
After this comparison
Eye-level mix-up between "definitely" and "definitively" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "definitely" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "definitively" - compare definitions side by side with the headword page. Word entry
- This pair ranks #402,257 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "definitely" and "definitively" also get mixed up with nearby pairs, the highest-scored neighbour is "definitive vs definitively". 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 #402,257 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.