irréductiblevsirréductiblesWhat's the difference?

Which to use

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

#36,014
“irréductible” frequency rank
#29,829
“irréductibles” frequency rank
65843
confusion score

Side-by-Side Comparison

Feature irréductible irréductibles
Definition Se dit d’un oxyde métallique qu’on ne peut ramener à l’état de métal. Pluriel de irréductible.

Where the spellings diverge

Shared letters are muted; the letters that actually set irréductible and irréductibles apart are highlighted. They share 12 letters in sequence, which is exactly why the eye skips the difference.

12 ch
irréductible
13 ch
irréductibles

Spelling & Dictionary Insight

This is the hard kind. irréductible and irréductibles are pronounced identically (\i.ʁe.dyk.tibl\) and both work as anadjective. Neither the ear nor the grammar will rescue you; only the meaning does, so the glosses below are the whole decision. They differ by 1 extra letter(s) - “irréductible” sits inside “irréductibles”. Our composite confusion score for this pair is 65843, derived from the frequency rank of both members and their visual similarity.

irréductible is recorded at frequency rank #36,014, classified as anadj, pronounced \i.ʁe.dyk.tibl\. irréductibles is at rank #29,829, tagged as anadj, pronounced \i.ʁe.dyk.tibl\.

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 65843, this pair ranks #70,524 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of irréductible vs irréductibles

Shared letters: bcdeilrtué. Private to "irréductible": -. Private to "irréductibles": s.

"irréductible" · 12 letters · shape VCCVCVCCVCCV  ·  "irréductibles" · 13 letters · shape VCCVCVCCVCCVC

Frequency comparison

irréductible#36,014
irréductibles#29,829

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "irréductible" and "irréductibles" be used interchangeably?
No. They are pronounced the same (\i.ʁe.dyk.tibl\), which is exactly why they get swapped in writing, but the dictionary meanings above are different, and pronunciation is no guide here.
Which is more common, "irréductible" or "irréductibles"?
"irréductibles" is the more common of the two: it sits at frequency rank #29,829 in our French list, against #36,014 for "irréductible". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering irréductible vs irréductibles

The fastest way to pick the right one every time.

  • Read both glosses above and match the meaning you intend, only context separates this pair.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “irréductible” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list