écologiquevséconomiqueWhich spelling fits?

Which to use

“écologique” and “économique” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#4,540
“écologique” frequency rank
#712
“économique” frequency rank
5252
confusion score

Side-by-Side Comparison

Feature écologique économique
Definition Qui concerne l’écologie ou qui appartient à cette discipline. Qui diminue les frais ou la dépense.

Where the eye mixes écologique and économique

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. écologique and économique follow the identical consonant-vowel pattern (VCVCVCVCVV). Same shape at a glance is often the real trap, independent of shared letters.

10 ch
écologique
10 ch
économique

Look-alike desk: écologique vs économique

A purely visual mix-up. écologique (\e.kɔ.lɔ.ʒik\) and économique (\e.kɔ.nɔ.mik\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 5252, derived from the frequency rank of both members and their visual similarity.

écologique is recorded at frequency rank #4,540, classified as anadj, pronounced \e.kɔ.lɔ.ʒik\. économique is at rank #712, tagged as anadj, pronounced \e.kɔ.nɔ.mik\.

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 5252, this pair ranks #429,521 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of écologique vs économique

Shared letters: ceioqué. Private to "écologique": gl. Private to "économique": mn.

"écologique" · 10 letters · shape VCVCVCVCVV  ·  "économique" · 10 letters · shape VCVCVCVCVV

Frequently Asked Questions

Can "écologique" and "économique" be used interchangeably?
No. They are said differently (\e.kɔ.lɔ.ʒik\ versus \e.kɔ.nɔ.mik\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "écologique" vs "économique" - which ranks higher?
"économique" is the more common of the two: it sits at frequency rank #712 in our French list, against #4,540 for "écologique". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "écologique" and "économique" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "écologique" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "économique" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #429,521 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "écologique" and "économique" also get mixed up with nearby pairs, the highest-scored neighbour is "économique vs ergonomique". Nearby pair

Confusion rank #429,521 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list