filvsfoxWhich spelling fits?

Which to use

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

#1,263
“fil” frequency rank
#7,832
“fox” frequency rank
9095
confusion score

Side-by-Side Comparison

Feature fil fox
Definition Petite partie longue et déliée qu’on détache de l’écorce du chanvre, du lin, etc. Race de chien, abréviation de fox-terrier.

Where the eye mixes fil and fox

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
fil
3 ch
fox

Why the eye confuses fil with fox

A purely visual mix-up. fil (\fil\) and fox (\fɔks\) 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 9095, derived from the frequency rank of both members and their visual similarity.

fil is recorded at frequency rank #1,263, classified as anoun, pronounced \fil\. fox is at rank #7,832, tagged as anoun, pronounced \fɔks\.

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 9095, this pair ranks #417,811 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of fil vs fox

Shared letters: f. Private to "fil": il. Private to "fox": ox.

"fil" · 3 letters · shape CVC  ·  "fox" · 3 letters · shape CVC

Frequently Asked Questions

Do "fil" and "fox" mean the same thing in a sentence?
No. They are said differently (\fil\ versus \fɔks\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "fil" vs "fox" - which ranks higher?
"fil" is the more common of the two: it sits at frequency rank #1,263 in our French list, against #7,832 for "fox". 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 "fil" and "fox" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "fil" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fox" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #417,811 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "fil" and "fox" also get mixed up with nearby pairs, the highest-scored neighbour is "Fee vs fox". Nearby pair

Confusion rank #417,811 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