Which to use
“ion” and “iza” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #22,745
- “ion” frequency rank
- #49,092
- “iza” frequency rank
- 71837
- confusion score
Side-by-Side Comparison
| Feature | ion | iza |
|---|---|---|
| Definition | Partícula cargada eléctricamente constituida por un átomo o molécula que no es eléctricamente neutro. | Acción o efecto de izar. |
Where the eye mixes ion and iza
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence. ion (VVC) and iza (VCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Why the eye confuses ion with iza
A purely visual mix-up. ion ([ˈjõn]) and iza ([ˈisa]) 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 71837, derived from the frequency rank of both members and their visual similarity.
ion is recorded at frequency rank #22,745, classified as anoun, pronounced [ˈjõn]. iza is at rank #49,092, tagged as anoun, pronounced [ˈisa].
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 71837, this pair ranks #26,647 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of ion vs iza
Shared letters: i. Private to "ion": no. Private to "iza": az.
"ion" · 3 letters · shape VVC · "iza" · 3 letters · shape VCV
Frequently Asked Questions
Is swapping "ion" for "iza" ever safe?
In ordinary Spanish text, does "ion" or "iza" show up more?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "ion" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "iza" - compare definitions side by side with the headword page. Word entry
- This pair ranks #26,647 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "ion" and "iza" also get mixed up with nearby pairs, the highest-scored neighbour is "imam vs iza". Nearby pair
Confusion rank #26,647 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.