Which to use
“iec” and “isi” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #48,589
- “iec” frequency rank
- #49,170
- “isi” frequency rank
- 97759
- confusion score
Side-by-Side Comparison
| Feature | iec | isi |
|---|---|---|
| Definition | Deuxième personne du pluriel du présent du verbe ié. | Deuxième personne du singulier du futur de l’indicatif du verbe isal/isañ. |
Where the eye mixes iec and isi
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. iec (VVC) and isi (VCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Look-alike desk: iec vs isi
A purely visual mix-up. iec (\iˈɛʃ\) and isi (\ˈisːi\) 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 97759, derived from the frequency rank of both members and their visual similarity.
iec is recorded at frequency rank #48,589, classified as averb, pronounced \iˈɛʃ\. isi is at rank #49,170, tagged as averb, pronounced \ˈisːi\.
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 97759, this pair ranks #275 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of iec vs isi
Shared letters: i. Private to "iec": ce. Private to "isi": s.
"iec" · 3 letters · shape VVC · "isi" · 3 letters · shape VCV
Frequently Asked Questions
Can "iec" and "isi" be used interchangeably?
Frequency check: "iec" vs "isi" - which ranks higher?
After this comparison
Eye-level mix-up between "iec" and "isi" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "iec" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "isi" - compare definitions side by side with the headword page. Word entry
- This pair ranks #275 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "iec" and "isi" also get mixed up with nearby pairs, the highest-scored neighbour is "ime vs isi". Nearby pair
Confusion rank #275 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.