aigrevsAisneWhat's the difference?

Quick tell: aigre is a adjective, Aisne is a name, so they fill different roles in a sentence.

Which to use

“aigre” is an adjective and “Aisne” is a name - they look or sound alike but fill different roles in a sentence.

#31,810
“aigre” frequency rank
#15,300
“Aisne” frequency rank
47110
confusion score

Side-by-Side Comparison

Feature aigre Aisne
Definition Qui a une saveur acide et amère provoquant un sentiment désagréable. Rivière du nord de la France, affluent de l’Oise.

Where the spellings diverge

Shared letters are muted; the letters that actually set aigre and Aisne apart are highlighted. They share 3 letters in sequence, which is exactly why the eye skips the difference.

5 ch
aigre
5 ch
Aisne

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: aigre is \ɛɡʁ\ while Aisne is \ɛn\. 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 (adjective vs name), which is usually the fastest check. Our composite confusion score for this pair is 47110, derived from the frequency rank of both members and their visual similarity.

aigre is recorded at frequency rank #31,810, classified as anadj, pronounced \ɛɡʁ\. Aisne is at rank #15,300, tagged as aname, pronounced \ɛn\.

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 47110, this pair ranks #189,525 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of aigre vs Aisne

Shared letters: aei. Private to "aigre": gr. Private to "Aisne": ns.

"aigre" · 5 letters · shape VVCCV  ·  "Aisne" · 5 letters · shape VVCCV

Known mistypes of this pair

  • aigreagire · aiger · aiggre · aigrre · airge · iagre
  • Aisneainse · aisen · aisnne · aissne · iasne

Frequency comparison

aigre#31,810
Aisne#15,300

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "aigre" and "Aisne" be used interchangeably?
No - they are not even the same part of speech. "aigre" is an adjective and "Aisne" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "aigre" or "Aisne"?
"Aisne" is the more common of the two: it sits at frequency rank #15,300 in our French list, against #31,810 for "aigre". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering aigre vs Aisne

The fastest way to pick the right one every time.

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