ADPvsapuConfusable pair

Which to use

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

#17,330
“ADP” frequency rank
#48,918
“apu” frequency rank
66248
confusion score

Side-by-Side Comparison

Feature ADP apu
Definition Sigle de l’adénosine diphosphate, molécule intervenant couramment dans les organismes vivants pour permettre des échanges d’énergie. Banquise.

Where the eye mixes ADP and apu

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
ADP
3 ch
apu

Visual trap between ADP and apu

A purely visual mix-up. ADP (\a de pe\) and apu (\a.pu\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 66248, derived from the frequency rank of both members and their visual similarity.

ADP is recorded at frequency rank #17,330, classified as anoun, pronounced \a de pe\. apu is at rank #48,918, tagged as anoun, pronounced \a.pu\.

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 66248, this pair ranks #68,624 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of ADP vs apu

Shared letters: ap. Private to "ADP": d. Private to "apu": u.

"ADP" · 3 letters · shape VCC  ·  "apu" · 3 letters · shape VCV

Frequently Asked Questions

Do "ADP" and "apu" mean the same thing in a sentence?
No. They are said differently (\a de pe\ versus \a.pu\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary French text, does "ADP" or "apu" show up more?
"ADP" is the more common of the two: it sits at frequency rank #17,330 in our French list, against #48,918 for "apu". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "ADP" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "apu" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #68,624 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "ADP" and "apu" also get mixed up with nearby pairs, the highest-scored neighbour is "apu vs aur". Nearby pair

Confusion rank #68,624 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