Which to use
“écologie” and “écologiste” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #5,092
- “écologie” frequency rank
- #14,827
- “écologiste” frequency rank
- 19919
- confusion score
Side-by-Side Comparison
| Feature | écologie | écologiste |
|---|---|---|
| Definition | Partie de la biologie qui étudie les relations et les interactions entre un organisme vivant et son milieu de vie. | Spécialiste de l’écologie et des écosystèmes. |
Where the eye mixes écologie and écologiste
Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. écologie runs 8 letters (VCVCVCVV) against écologiste's 10 (VCVCVCVCCV) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: écologie vs écologiste
A purely visual mix-up. écologie (\e.kɔ.lɔ.ʒi\) and écologiste (\e.kɔ.lɔ.ʒist\) 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 19919, derived from the frequency rank of both members and their visual similarity.
écologie is recorded at frequency rank #5,092, classified as anoun, pronounced \e.kɔ.lɔ.ʒi\. écologiste is at rank #14,827, tagged as anoun, pronounced \e.kɔ.lɔ.ʒist\.
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 19919, this pair ranks #370,859 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of écologie vs écologiste
Shared letters: cegiloé. Private to "écologie": -. Private to "écologiste": st.
"écologie" · 8 letters · shape VCVCVCVV · "écologiste" · 10 letters · shape VCVCVCVCCV
Frequently Asked Questions
Is swapping "écologie" for "écologiste" ever safe?
In ordinary French text, does "écologie" or "écologiste" show up more?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "écologie" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "écologiste" - compare definitions side by side with the headword page. Word entry
- This pair ranks #370,859 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "écologie" and "écologiste" also get mixed up with nearby pairs, the highest-scored neighbour is "écologiste vs écologistes". Nearby pair
Confusion rank #370,859 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.