principalevsprincipauxWhich spelling fits?

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

Which to use

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

#1,885
“principale” frequency rank
#1,714
“principaux” frequency rank
3599
confusion score

Side-by-Side Comparison

Feature principale principaux
Definition Femme qui, en France, assure la direction d’un collège. Masculin pluriel de principal.

Where the eye mixes principale and principaux

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence. principale (CCVCCVCVCV) and principaux (CCVCCVCVVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

10 ch
principale
10 ch
principaux

Visual trap between principale and principaux

These two trip readers on the page rather than in the ear: principale is \pʁɛ̃.si.pal\ while principaux is \pʁɛ̃.si.po\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 3599, derived from the frequency rank of both members and their visual similarity.

principale is recorded at frequency rank #1,885, classified as anoun, pronounced \pʁɛ̃.si.pal\. principaux is at rank #1,714, tagged as anadj, pronounced \pʁɛ̃.si.po\.

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 3599, this pair ranks #433,648 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of principale vs principaux

Shared letters: acinpr. Private to "principale": el. Private to "principaux": ux.

"principale" · 10 letters · shape CCVCCVCVCV  ·  "principaux" · 10 letters · shape CCVCCVCVVC

Known mistypes of this pair

  • principale ← pirncipale · pprincipale · pricnipale · princcipale · princiaple · principael · principalle · principlae
  • principaux ← pirncipaux · pprincipaux · pricnipaux · princcipaux · princiapux · principauxx · principaxu · princippaux

Frequently Asked Questions

Do "principale" and "principaux" mean the same thing in a sentence?
No - they are not even the same part of speech. "principale" is a noun and "principaux" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "principale" or "principaux" show up more?
"principaux" is the more common of the two: it sits at frequency rank #1,714 in our French list, against #1,885 for "principale". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "principale" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "principaux" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #433,648 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "principale" and "principaux" also get mixed up with nearby pairs, the highest-scored neighbour is "principale vs principauté". 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 #433,648 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