permanencevspermanentWhat's the difference?

Quick tell: permanence is a noun, permanent is an adjective, so they fill different roles in a sentence.

Which to use

“permanence” is a noun and “permanent” is an adjective - they look or sound alike but fill different roles in a sentence.

#4,597
“permanence” frequency rank
#5,059
“permanent” frequency rank
9656
confusion score

Side-by-Side Comparison

Feature permanence permanent
Definition Durée constante de quelque chose, état de ce qui est permanent. Qui est stable, immuable, qui dure sans changer, qui dure constamment.

Where the eye mixes permanence and permanent

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. permanence runs 10 letters (CVCCVCVCCV) against permanent's 9 (CVCCVCVCC) - the length gap alone is often enough to separate them once you know to check it.

10 ch
permanence
9 ch
permanent

Why the eye confuses permanence with permanent

These two trip readers on the page rather than in the ear: permanence is \pɛʁ.ma.nɑ̃s\ while permanent is \pɛʁ.ma.nɑ̃\. 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 (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 9656, derived from the frequency rank of both members and their visual similarity.

permanence is recorded at frequency rank #4,597, classified as anoun, pronounced \pɛʁ.ma.nɑ̃s\. permanent is at rank #5,059, tagged as anadj, pronounced \pɛʁ.ma.nɑ̃\.

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 9656, this pair ranks #415,887 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of permanence vs permanent

Shared letters: aemnpr. Private to "permanence": c. Private to "permanent": t.

"permanence" · 10 letters · shape CVCCVCVCCV  ·  "permanent" · 9 letters · shape CVCCVCVCC

Known mistypes of this pair

  • permanence ← eprmanence · pemranence · peramnence · permaennce · permanecne · permanencce · permanenec · permanennce
  • permanent ← eprmanent · pemranent · peramnent · permaennt · permanennt · permanentt · permanetn · permannent

Frequently Asked Questions

Do "permanence" and "permanent" mean the same thing in a sentence?
No - they are not even the same part of speech. "permanence" is a noun and "permanent" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "permanence" vs "permanent" - which ranks higher?
"permanence" is the more common of the two: it sits at frequency rank #4,597 in our French list, against #5,059 for "permanent". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "permanence" and "permanent" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "permanence" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "permanent" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #415,887 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "permanence" and "permanent" also get mixed up with nearby pairs, the highest-scored neighbour is "permanence vs permanences". 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 #415,887 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