intovsisoWhat's the difference?

Which to use

“into” and “iso” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#21,718
“into” frequency rank
#12,180
“iso” frequency rank
33898
confusion score

Side-by-Side Comparison

Feature into iso
Definition Entusiasmo. Cielo

Where the eye mixes into and iso

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
into
3 ch
iso

Why the eye confuses into with iso

A purely visual mix-up. into ([ˈin̪t̪o̞]) and iso (/ìsó/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 33898, derived from the frequency rank of both members and their visual similarity.

into is recorded at frequency rank #21,718, classified as anoun, pronounced [ˈin̪t̪o̞]. 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 33898, this pair ranks #194,293 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of into vs iso

Shared letters: io. Private to "into": nt. Private to "iso": s.

"into" · 4 letters · shape VCCV  ·  "iso" · 3 letters · shape VCV

Known mistypes of this pair

  • intoinnto · inot · intto · itno · nito

Frequently Asked Questions

Can "into" and "iso" be used interchangeably?
No. They are said differently ([ˈin̪t̪o̞] versus /ìsó/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "into" or "iso"?
"iso" is the more common of the two: it sits at frequency rank #12,180 in our Spanish list, against #21,718 for "into". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "into" 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 #194,293 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "into" and "iso" also get mixed up with nearby pairs, the highest-scored neighbour is "into vs intuyo". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #194,293 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list