convscosaWhat's the difference?

Which to use

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

#1,056
“con” frequency rank
#46,679
“cosa” frequency rank
47735
confusion score

Side-by-Side Comparison

Feature con cosa
Definition Sexe de la femme. Variante du IXᵉ siècle de chose.

Where the eye mixes con and cosa

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
con
4 ch
cosa

Why the eye confuses con with cosa

A purely visual mix-up. con (\kɔ̃\) and cosa (\ˈkɔza ~ˈkɔzə\) 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 47735, derived from the frequency rank of both members and their visual similarity.

con is recorded at frequency rank #1,056, classified as anoun, pronounced \kɔ̃\. cosa is at rank #46,679, tagged as anoun, pronounced \ˈkɔza ~ˈkɔzə\.

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 47735, this pair ranks #184,545 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of con vs cosa

Shared letters: co. Private to "con": n. Private to "cosa": as.

"con" · 3 letters · shape CVC  ·  "cosa" · 4 letters · shape CVCV

Known mistypes of this pair

  • cosaccosa · coas · cossa · csoa · ocsa

Frequently Asked Questions

Do "con" and "cosa" mean the same thing in a sentence?
No. They are said differently (\kɔ̃\ versus \ˈkɔza ~ˈkɔzə\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary French text, does "con" or "cosa" show up more?
"con" is the more common of the two: it sits at frequency rank #1,056 in our French list, against #46,679 for "cosa". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "con" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cosa" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #184,545 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "con" and "cosa" also get mixed up with nearby pairs, the highest-scored neighbour is "cosa vs coupa". 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 #184,545 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