Which to use
“ich” is a pronoun and “iso” is a noun - they look or sound alike but fill different roles in a sentence.
- #41,406
- “ich” frequency rank
- #12,180
- “iso” frequency rank
- 53586
- confusion score
Side-by-Side Comparison
| Feature | ich | iso |
|---|---|---|
| Definition | Yo (pronombre de primera persona singular) | Cielo |
Where the eye mixes ich and iso
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between ich and iso
These two trip readers on the page rather than in the ear: ich is [ɪç] while iso is /ìsó/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (pronoun vs noun), which is usually the fastest check. Our composite confusion score for this pair is 53586, derived from the frequency rank of both members and their visual similarity.
ich is recorded at frequency rank #41,406, classified as apron, pronounced [ɪç]. iso is at rank #12,180, tagged as anoun, pronounced /ìsó/.
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 53586, this pair ranks #87,170 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of ich vs iso
Shared letters: i. Private to "ich": ch. Private to "iso": os.
"ich" · 3 letters · shape VCC · "iso" · 3 letters · shape VCV
Frequently Asked Questions
Is swapping "ich" for "iso" ever safe?
Frequency check: "ich" vs "iso" - which ranks higher?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "ich" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "iso" - compare definitions side by side with the headword page. Word entry
- This pair ranks #87,170 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "ich" and "iso" also get mixed up with nearby pairs, the highest-scored neighbour is "ich vs iza". Nearby pair
Confusion rank #87,170 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.