ibnvsIRDWhich spelling fits?

Quick tell: ibn is a noun, IRD is a name, so they fill different roles in a sentence.

Which to use

“ibn” is a noun and “IRD” is a name - they look or sound alike but fill different roles in a sentence.

#10,014
“ibn” frequency rank
#48,611
“IRD” frequency rank
58625
confusion score

Side-by-Side Comparison

Feature ibn IRD
Definition Mot Arabe signifiant fils. 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).

Letter map: ibn vs IRD

Shared letters muted; letters that set ibn and IRD apart highlighted. Shared run: 1.

3 ch
ibn
3 ch
IRD

Part-of-speech tell for ibn / IRD

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ibn is anoun and IRDaname. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 58625, derived from the frequency rank of both members and their visual similarity.

ibn is recorded at frequency rank #10,014, classified as anoun, pronounced \i.bøn\. IRD is at rank #48,611, 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 58625, this pair ranks #107,919 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of ibn vs IRD

Shared letters: i. Private to "ibn": bn. Private to "IRD": dr.

"ibn" · 3 letters · shape VCC  ·  "IRD" · 3 letters · shape VCC

Frequently Asked Questions

Is swapping "ibn" for "IRD" ever safe?
No - they are not even the same part of speech. "ibn" is a noun and "IRD" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "ibn" or "IRD"?
"ibn" is the more common of the two: it sits at frequency rank #10,014 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.

What to do next

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

  • Full dictionary entry for "ibn" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "IRD" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #107,919 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "ibn" and "IRD" also get mixed up with nearby pairs, the highest-scored neighbour is "IRD vs isi". Nearby pair

Confusion rank #107,919 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