Which to use
“ien” is an article and “iu” is a pronoun - they look or sound alike but fill different roles in a sentence.
- #41,335
- “ien” frequency rank
- #46,833
- “iu” frequency rank
- 88168
- confusion score
Side-by-Side Comparison
| Feature | ien | iu |
|---|---|---|
| Definition | Un, une | Je. |
Letter map: ien vs iu
Shared letters muted; letters that set ien and iu apart highlighted. Shared run: 1.
Part-of-speech tell for ien / iu
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ien is anarticle and iuapronoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 88168, derived from the frequency rank of both members and their visual similarity.
ien is recorded at frequency rank #41,335, classified as anarticle. iu is at rank #46,833, tagged as apron, pronounced \ˈiu\.
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 88168, this pair ranks #7,327 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of ien vs iu
Shared letters: i. Private to "ien": en. Private to "iu": u.
"ien" · 3 letters · shape VVC · "iu" · 2 letters · shape VV
Frequently Asked Questions
Is swapping "ien" for "iu" ever safe?
Frequency check: "ien" vs "iu" - which ranks higher?
After this comparison
Done with this confusable. These links stay specific to "ien" and "iu".
- Full dictionary entry for "ien" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "iu" - compare definitions side by side with the headword page. Word entry
- This pair ranks #7,327 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "ien" and "iu" also get mixed up with nearby pairs, the highest-scored neighbour is "isi vs iu". Nearby pair
Confusion rank #7,327 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.