filonvsfrelonConfusable pair

Which to use

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

#24,975
“filon” frequency rank
#39,307
“frelon” frequency rank
64282
confusion score

Side-by-Side Comparison

Feature filon frelon
Definition Gisement étendu d’une matière, de forme allongée, permettant son identification. Sorte de grosse guêpe, de nom scientifique Vespa crabro.

Where the eye mixes filon and frelon

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. filon runs 5 letters (CVCVC) against frelon's 6 (CCVCVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
filon
6 ch
frelon

Look-alike desk: filon vs frelon

A purely visual mix-up. filon (\fi.lɔ̃\) and frelon (\fʁə.lɔ̃\) 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 1 letter(s) in length. Our composite confusion score for this pair is 64282, derived from the frequency rank of both members and their visual similarity.

filon is recorded at frequency rank #24,975, classified as anoun, pronounced \fi.lɔ̃\. frelon is at rank #39,307, tagged as anoun, pronounced \fʁə.lɔ̃\.

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 64282, this pair ranks #77,808 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of filon vs frelon

Shared letters: flno. Private to "filon": i. Private to "frelon": er.

"filon" · 5 letters · shape CVCVC  ·  "frelon" · 6 letters · shape CCVCVC

Known mistypes of this pair

  • filon ← ffilon · filno · filonn · fioln · flion · iflon
  • frelon ← ferlon · ffrelon · frellon · frelno · frelonn · freoln · frleon · frrelon

Frequently Asked Questions

Can "filon" and "frelon" be used interchangeably?
No. They are said differently (\fi.lɔ̃\ versus \fʁə.lɔ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "filon" vs "frelon" - which ranks higher?
"filon" is the more common of the two: it sits at frequency rank #24,975 in our French list, against #39,307 for "frelon". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "filon" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "frelon" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #77,808 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "filon" and "frelon" also get mixed up with nearby pairs, the highest-scored neighbour is "frelon vs frelons". 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 #77,808 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