acidesvsaidéesTell them apart

Quick tell: acides is a adjective, aidées is a verb, so they fill different roles in a sentence.

Which to use

“acides” is an adjective and “aidées” is a verb - they look or sound alike but fill different roles in a sentence.

#8,646
“acides” frequency rank
#41,633
“aidées” frequency rank
50279
confusion score

Side-by-Side Comparison

Feature acides aidées
Definition Pluriel de acide. Participe passé féminin pluriel du verbe aider.

Where the eye mixes acides and aidées

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. acides (VCVCVC) and aidées (VVCVVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

6 ch
acides
6 ch
aidées

Why the eye confuses acides with aidées

These two trip readers on the page rather than in the ear: acides is \a.sid\ while aidées is \ɛ.de\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 3 positions, and the parts of speech differ too (adjective vs verb), which is usually the fastest check. Our composite confusion score for this pair is 50279, derived from the frequency rank of both members and their visual similarity.

acides is recorded at frequency rank #8,646, classified as anadj, pronounced \a.sid\. aidées is at rank #41,633, tagged as averb, pronounced \ɛ.de\.

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 50279, this pair ranks #163,909 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of acides vs aidées

Shared letters: adeis. Private to "acides": c. Private to "aidées": é.

"acides" · 6 letters · shape VCVCVC  ·  "aidées" · 6 letters · shape VVCVVC

Known mistypes of this pair

  • acides ← accides · acdies · aciddes · acidess · acidse · acieds · aicdes · caides

Frequently Asked Questions

Is swapping "acides" for "aidées" ever safe?
No - they are not even the same part of speech. "acides" is an adjective and "aidées" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "acides" or "aidées" show up more?
"acides" is the more common of the two: it sits at frequency rank #8,646 in our French list, against #41,633 for "aidées". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "acides" and "aidées" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "acides" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "aidées" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #163,909 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "acides" and "aidées" also get mixed up with nearby pairs, the highest-scored neighbour is "agitées vs aidées". 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 #163,909 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