Which to use
“fas” and “fly” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #47,890
- “fas” frequency rank
- #18,205
- “fly” frequency rank
- 66095
- confusion score
Side-by-Side Comparison
| Feature | fas | fly |
|---|---|---|
| Definition | Face, figure, visage. | Braguette. |
Where the eye mixes fas and fly
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Why the eye confuses fas with fly
A purely visual mix-up. fas (\ˈfasː\) and fly (\flaj\) 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 66095, derived from the frequency rank of both members and their visual similarity.
fas is recorded at frequency rank #47,890, classified as anoun, pronounced \ˈfasː\. fly is at rank #18,205, tagged as anoun, pronounced \flaj\.
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 66095, this pair ranks #69,320 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of fas vs fly
Shared letters: f. Private to "fas": as. Private to "fly": ly.
"fas" · 3 letters · shape CVC · "fly" · 3 letters · shape CCV
Frequently Asked Questions
Is swapping "fas" for "fly" ever safe?
Frequency check: "fas" vs "fly" - which ranks higher?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "fas" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "fly" - compare definitions side by side with the headword page. Word entry
- This pair ranks #69,320 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "fas" and "fly" also get mixed up with nearby pairs, the highest-scored neighbour is "fas vs Fee". Nearby pair
Confusion rank #69,320 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.