acidvsacideWhat's the difference?

Which to use

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

#43,247
“acid” frequency rank
#4,302
“acide” frequency rank
47549
confusion score

Side-by-Side Comparison

Feature acid acide
Definition Acide, aigre, sur, aigri, revêche, hargneux. Qualifie une saveur aigre ou piquante.

Where the spellings diverge

Shared letters are muted; the letters that actually set acid and acide apart are highlighted. They share 4 letters in sequence, which is exactly why the eye skips the difference.

4 ch
acid
5 ch
acide

Spelling & Dictionary Insight

A purely visual mix-up. acid (\a.ˈʦid\) and acide (\a.sid\) 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 1 extra letter(s) - “acid” sits inside “acide”. Our composite confusion score for this pair is 47549, derived from the frequency rank of both members and their visual similarity.

acid is recorded at frequency rank #43,247, classified as anadj, pronounced \a.ˈʦid\. acide is at rank #4,302, tagged as anadj, pronounced \a.sid\.

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 47549, this pair ranks #186,077 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of acid vs acide

Shared letters: acdi. Private to "acid": -. Private to "acide": e.

"acid" · 4 letters · shape VCVC  ·  "acide" · 5 letters · shape VCVCV

Known mistypes of this pair

  • acidaccid · acdi · acidd · aicd · caid
  • acideaccide · acdie · acidde · acied · aicde · caide

Frequency comparison

acid#43,247
acide#4,302

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "acid" and "acide" be used interchangeably?
No. They are said differently (\a.ˈʦid\ versus \a.sid\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "acid" or "acide"?
"acide" is the more common of the two: it sits at frequency rank #4,302 in our French list, against #43,247 for "acid". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Remembering acid vs acide

The fastest way to pick the right one every time.

  • Read both glosses above and match the meaning you intend, only context separates this pair.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “acid” 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