Which to use
“oncologie” and “ontologie” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #34,647
- “oncologie” frequency rank
- #43,041
- “ontologie” frequency rank
- 77688
- confusion score
Side-by-Side Comparison
| Feature | oncologie | ontologie |
|---|---|---|
| Definition | Étude du cancer, de son diagnostic et de son traitement. | Partie de la philosophie qui a pour objet l’être en tant qu’être, qui étudie les propriétés générales de l’être. |
Where the eye mixes oncologie and ontologie
Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. oncologie and ontologie follow the identical consonant-vowel pattern (VCCVCVCVV). Same shape at a glance is often the real trap, independent of shared letters.
Look-alike desk: oncologie vs ontologie
A purely visual mix-up. oncologie (\ɔ̃.kɔ.lɔ.ʒi\) and ontologie (\ɔ̃.tɔ.lɔ.ʒi\) 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 a single letter - c in “oncologie” becomes t in “ontologie”. Our composite confusion score for this pair is 77688, derived from the frequency rank of both members and their visual similarity.
oncologie is recorded at frequency rank #34,647, classified as anoun, pronounced \ɔ̃.kɔ.lɔ.ʒi\. ontologie is at rank #43,041, tagged as anoun, pronounced \ɔ̃.tɔ.lɔ.ʒi\.
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 77688, this pair ranks #27,688 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of oncologie vs ontologie
Shared letters: egilno. Private to "oncologie": c. Private to "ontologie": t.
"oncologie" · 9 letters · shape VCCVCVCVV · "ontologie" · 9 letters · shape VCCVCVCVV
Known mistypes of this pair
Frequently Asked Questions
Do "oncologie" and "ontologie" mean the same thing in a sentence?
Which is more common, "oncologie" or "ontologie"?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "oncologie" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ontologie" - compare definitions side by side with the headword page. Word entry
- This pair ranks #27,688 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "oncologie" and "ontologie" also get mixed up with nearby pairs, the highest-scored neighbour is "ontologie vs ontologique". 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 #27,688 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.