aidervsaideraiWhich spelling fits?

Which to use

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

#664
“aider” frequency rank
#47,138
“aiderai” frequency rank
47802
confusion score

Side-by-Side Comparison

Feature aider aiderai
Definition Faciliter l’accomplissement d’une action. Première personne du singulier du futur du verbe aider.

Where the eye mixes aider and aiderai

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. aider runs 5 letters (VVCVC) against aiderai's 7 (VVCVCVV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
aider
7 ch
aiderai

Why the eye confuses aider with aiderai

A purely visual mix-up. aider (\e.de\) and aiderai (\ɛ.də.ʁe\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 extra letter(s) - “aider” sits inside “aiderai”. Our composite confusion score for this pair is 47802, derived from the frequency rank of both members and their visual similarity.

aider is recorded at frequency rank #664, classified as averb, pronounced \e.de\. aiderai is at rank #47,138, tagged as averb, pronounced \ɛ.də.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 47802, this pair ranks #184,035 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of aider vs aiderai

Shared letters: adeir. Private to "aider": -. Private to "aiderai": -.

"aider" · 5 letters · shape VVCVC  ·  "aiderai" · 7 letters · shape VVCVCVV

Known mistypes of this pair

  • aideradier · aidder · aiderr · aidre · aiedr · iader
  • aideraiadierai · aidderai · aideari · aideria · aiderrai · aidreai · aiedrai · iaderai

Frequently Asked Questions

Is swapping "aider" for "aiderai" ever safe?
No. They are said differently (\e.de\ versus \ɛ.də.ʁe\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "aider" vs "aiderai" - which ranks higher?
"aider" is the more common of the two: it sits at frequency rank #664 in our French list, against #47,138 for "aiderai". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "aider" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aiderai" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #184,035 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "aider" and "aiderai" also get mixed up with nearby pairs, the highest-scored neighbour is "aiderai vs aimeras". 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 #184,035 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