filervsflyerWhich spelling fits?

Which to use

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

#7,321
“filer” frequency rank
#42,882
“flyer” frequency rank
50203
confusion score

Side-by-Side Comparison

Feature filer flyer
Definition Tordre ensemble plusieurs brins de chanvre, de lin, de soie, de laine, etc., pour qu’ils forment un fil. Déguerpir, partir rapidement.

Where the eye mixes filer and flyer

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

5 ch
filer
5 ch
flyer

Why the eye confuses filer with flyer

A purely visual mix-up. filer (\fi.le\) and flyer (\fla.je\) 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 50203, derived from the frequency rank of both members and their visual similarity.

filer is recorded at frequency rank #7,321, classified as averb, pronounced \fi.le\. flyer is at rank #42,882, tagged as averb, pronounced \fla.je\.

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 50203, this pair ranks #164,488 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of filer vs flyer

Shared letters: eflr. Private to "filer": i. Private to "flyer": y.

"filer" · 5 letters · shape CVCVC  ·  "flyer" · 5 letters · shape CCVVC

Known mistypes of this pair

  • filerffiler · fielr · filerr · filler · filre · flier · ifler
  • flyerfflyer · fleyr · fllyer · flyerr · flyre · flyyer · fyler · lfyer

Frequently Asked Questions

Is swapping "filer" for "flyer" ever safe?
No. They are said differently (\fi.le\ versus \fla.je\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "filer" vs "flyer" - which ranks higher?
"filer" is the more common of the two: it sits at frequency rank #7,321 in our French list, against #42,882 for "flyer". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "filer" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "flyer" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #164,488 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "filer" and "flyer" also get mixed up with nearby pairs, the highest-scored neighbour is "flour vs flyer". 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 #164,488 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