IRDvsIvryTell them apart

Which to use

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

#48,611
“IRD” frequency rank
#22,594
“Ivry” frequency rank
71205
confusion score

Side-by-Side Comparison

Feature IRD Ivry
Definition Établissement public à caractère scientifique et technologique (EPST) français, sous la tutelle des ministères chargés de la Recherche et de la Coopération, remplaçant l’Office de la recherche scientifique et technique outre-mer (ORSTOM). Ancien nom de la commune française Ivry-en-Montagne.

Letter map: IRD vs Ivry

Shared letters muted; letters that set IRD and Ivry apart highlighted. Shared run: 2.

3 ch
IRD
4 ch
Ivry

Spelling & dictionary notes on IRD vs Ivry

IRD and Ivry are indexed as a confusable French pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 71205, derived from the frequency rank of both members and their visual similarity.

IRD is recorded at frequency rank #48,611, classified as aname. Ivry is at rank #22,594, tagged as aname.

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 71205, this pair ranks #48,428 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of IRD vs Ivry

Shared letters: ir. Private to "IRD": d. Private to "Ivry": vy.

"IRD" · 3 letters · shape VCC  ·  "Ivry" · 4 letters · shape VCCV

Known mistypes of this pair

  • Ivryirvy · ivrry · ivryy · ivvry · ivyr

Frequently Asked Questions

Do "IRD" and "Ivry" mean the same thing in a sentence?
No. They differ by 1 letter(s) in length, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
In ordinary French text, does "IRD" or "Ivry" show up more?
"Ivry" is the more common of the two: it sits at frequency rank #22,594 in our French list, against #48,611 for "IRD". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "IRD" vs "Ivry" is on the table, pick a follow-up below.

  • Full dictionary entry for "IRD" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Ivry" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #48,428 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "IRD" and "Ivry" also get mixed up with nearby pairs, the highest-scored neighbour is "IRD vs isi". 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 #48,428 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