éclairvséclairerWhat's the difference?

Quick tell: éclair is a noun, éclairer is a verb, so they fill different roles in a sentence.

Which to use

“éclair” is a noun and “éclairer” is a verb - they look or sound alike but fill different roles in a sentence.

#8,324
“éclair” frequency rank
#9,420
“éclairer” frequency rank
17744
confusion score

Side-by-Side Comparison

Feature éclair éclairer
Definition Lumière vive et soudaine causée par la foudre, qui brille entre les nuages et qui précède le bruit du tonnerre lors d'un orage. Apporter de la lumière dans un endroit sombre.

Where the spellings diverge

Shared letters are muted; the letters that actually set éclair and éclairer apart are highlighted. They share 6 letters in sequence, which is exactly why the eye skips the difference.

6 ch
éclair
8 ch
éclairer

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: éclair is \e.klɛʁ\ while éclairer is \e.kle.ʁe\. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “éclair” sits inside “éclairer”, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 17744, derived from the frequency rank of both members and their visual similarity.

éclair is recorded at frequency rank #8,324, classified as anoun, pronounced \e.klɛʁ\. éclairer is at rank #9,420, tagged as averb, pronounced \e.kle.ʁe\.

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 17744, this pair ranks #381,685 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of éclair vs éclairer

Shared letters: acilré. Private to "éclair": -. Private to "éclairer": e.

"éclair" · 6 letters · shape VCCVVC  ·  "éclairer" · 8 letters · shape VCCVVCVC

Frequency comparison

éclair#8,324
éclairer#9,420

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "éclair" and "éclairer" be used interchangeably?
No - they are not even the same part of speech. "éclair" is a noun and "éclairer" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "éclair" or "éclairer"?
"éclair" is the more common of the two: it sits at frequency rank #8,324 in our French list, against #9,420 for "éclairer". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering éclair vs éclairer

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “éclair”; for a verb, it's “éclairer”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “éclair” 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 FrequencyWords open word-frequency list