jenvsjonWhich spelling fits?

Quick tell: jen is a noun, jon is a preposition, so they fill different roles in a sentence.

Which to use

“jen” is a noun and “jon” is a preposition - they look or sound alike but fill different roles in a sentence.

#15,661
“jen” frequency rank
#10,345
“jon” frequency rank
26006
confusion score

Side-by-Side Comparison

Feature jen jon
Definition Juin. Par, sur, multiplié par, fois.

Where the eye mixes jen and jon

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

3 ch
jen
3 ch
jon

Look-alike desk: jen vs jon

These two trip readers on the page rather than in the ear: jen is \ʒɛ̃\ while jon is \ʒɔn\. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - e in “jen” becomes o in “jon”, and the parts of speech differ too (noun vs preposition), which is usually the fastest check. Our composite confusion score for this pair is 26006, derived from the frequency rank of both members and their visual similarity.

jen is recorded at frequency rank #15,661, classified as anoun, pronounced \ʒɛ̃\. jon is at rank #10,345, tagged as aprep, pronounced \ʒɔn\.

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 26006, this pair ranks #337,638 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of jen vs jon

Shared letters: jn. Private to "jen": e. Private to "jon": o.

"jen" · 3 letters · shape CVC  ·  "jon" · 3 letters · shape CVC

Frequently Asked Questions

Is swapping "jen" for "jon" ever safe?
No - they are not even the same part of speech. "jen" is a noun and "jon" a preposition, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "jen" or "jon" show up more?
"jon" is the more common of the two: it sits at frequency rank #10,345 in our French list, against #15,661 for "jen". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "jen" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "jon" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #337,638 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "jen" and "jon" also get mixed up with nearby pairs, the highest-scored neighbour is "jen vs jor". Nearby pair

Confusion rank #337,638 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