Which to use
“Viper” and “vir” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #44,257
- “Viper” frequency rank
- #46,521
- “vir” frequency rank
- 90778
- confusion score
Side-by-Side Comparison
| Feature | Viper | vir |
|---|---|---|
| Definition | Vipère. | Forme mutée de bir par adoucissement (b → v). |
Where the eye mixes Viper and vir
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Visual trap between Viper and vir
A purely visual mix-up. Viper (\ˈviːpɐ\) and vir (\ˈviː.r\) 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 2 letter(s) in length. Our composite confusion score for this pair is 90778, derived from the frequency rank of both members and their visual similarity.
Viper is recorded at frequency rank #44,257, classified as anoun, pronounced \ˈviːpɐ\. vir is at rank #46,521, tagged as anoun, pronounced \ˈviː.r\.
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 90778, this pair ranks #4,471 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of Viper vs vir
Shared letters: irv. Private to "Viper": ep. Private to "vir": -.
"Viper" · 5 letters · shape CVCVC · "vir" · 3 letters · shape CVC
Known mistypes of this pair
- Viper ← ivper · viepr · viperr · vipper · vipre · vpier · vviper
Frequently Asked Questions
Is swapping "Viper" for "vir" ever safe?
Which is more common, "Viper" or "vir"?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "Viper" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "vir" - compare definitions side by side with the headword page. Word entry
- This pair ranks #4,471 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "Viper" and "vir" also get mixed up with nearby pairs, the highest-scored neighbour is "vir vs viv". 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 #4,471 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.