algèbrevsallègreWhat's the difference?

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

Which to use

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

#21,839
“algèbre” frequency rank
#42,147
“allègre” frequency rank
63986
confusion score

Side-by-Side Comparison

Feature algèbre allègre
Definition Branche des mathématiques qui étudie les structures algébriques, hors des notions de limite (rattachée à l’analyse) et de représentation graphique (concernant la géométrie). Plein d’entrain, joyeux.

Where the spellings diverge

Shared letters are muted; the letters that actually set algèbre and allègre apart are highlighted. They share 5 letters in sequence, which is exactly why the eye skips the difference.

7 ch
algèbre
7 ch
allègre

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: algèbre is \al.ʒɛbʁ\ while allègre is \a.lɛɡʁ\. 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 63986, derived from the frequency rank of both members and their visual similarity.

algèbre is recorded at frequency rank #21,839, classified as anoun, pronounced \al.ʒɛbʁ\. allègre is at rank #42,147, tagged as anadj, pronounced \a.lɛɡʁ\.

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 63986, this pair ranks #79,245 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of algèbre vs allègre

Shared letters: aeglrè. Private to "algèbre": b. Private to "allègre": -.

"algèbre" · 7 letters · shape VCCVCCV  ·  "allègre" · 7 letters · shape VCCVCCV

Frequency comparison

algèbre#21,839
allègre#42,147

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "algèbre" and "allègre" be used interchangeably?
No - they are not even the same part of speech. "algèbre" is a noun and "allègre" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "algèbre" or "allègre"?
"algèbre" is the more common of the two: it sits at frequency rank #21,839 in our French list, against #42,147 for "allègre". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering algèbre vs allègre

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “algèbre”; for an adjective, it's “allègre”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “algèbre” 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