fondrevsfoudresWhich spelling fits?

Quick tell: fondre is a verb, foudres is a noun, so they fill different roles in a sentence.

Which to use

“fondre” is a verb and “foudres” is a noun - they look or sound alike but fill different roles in a sentence.

#7,829
“fondre” frequency rank
#23,217
“foudres” frequency rank
31046
confusion score

Side-by-Side Comparison

Feature fondre foudres
Definition Liquéfier ou rendre fluide, au moyen de la chaleur, une substance plus ou moins solide. Pluriel de foudre.

Where the eye mixes fondre and foudres

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. fondre runs 6 letters (CVCCCV) against foudres's 7 (CVVCCVC) - the length gap alone is often enough to separate them once you know to check it.

6 ch
fondre
7 ch
foudres

Visual trap between fondre and foudres

These two trip readers on the page rather than in the ear: fondre is \fɔ̃dʁ\ while foudres is \fudʁ\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 31046, derived from the frequency rank of both members and their visual similarity.

fondre is recorded at frequency rank #7,829, classified as averb, pronounced \fɔ̃dʁ\. foudres is at rank #23,217, tagged as anoun, pronounced \fudʁ\.

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 31046, this pair ranks #306,334 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fondre vs foudres

Shared letters: defor. Private to "fondre": n. Private to "foudres": su.

"fondre" · 6 letters · shape CVCCCV  ·  "foudres" · 7 letters · shape CVVCCVC

Known mistypes of this pair

  • fondre ← ffondre · fnodre · fodnre · fonddre · fondrre · fonndre · fonrde · ofndre
  • foudres ← ffoudres · fodures · fouddres · fouders · foudress · foudrres · foudrse · fourdes

Frequently Asked Questions

Do "fondre" and "foudres" mean the same thing in a sentence?
No - they are not even the same part of speech. "fondre" is a verb and "foudres" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "fondre" or "foudres"?
"fondre" is the more common of the two: it sits at frequency rank #7,829 in our French list, against #23,217 for "foudres". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "fondre" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "foudres" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #306,334 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "fondre" and "foudres" also get mixed up with nearby pairs, the highest-scored neighbour is "foudres vs foulées". 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 #306,334 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