Which to use
“io” is a pronoun and “isa” is a noun - they look or sound alike but fill different roles in a sentence.
- #9,480
- “io” frequency rank
- #17,738
- “isa” frequency rank
- 27218
- confusion score
Side-by-Side Comparison
| Feature | io | isa |
|---|---|---|
| Definition | Algo. | Estilo musical vocal, en ritmo de tres cuartos, típico de las Islas Canarias. |
Where the spellings diverge
Shared letters are muted; the letters that actually set io and isa apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
io and isa form a confusable pair in the Spanish index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 1 letter(s) in length - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 27218, derived from the frequency rank of both members and their visual similarity.
io is recorded at frequency rank #9,480, classified as apron, pronounced /ˈi.o/. isa is at rank #17,738, 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 27218, this pair ranks #227,911 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.
Frequency comparison
Frequently Asked Questions
Can "io" and "isa" be used interchangeably?
Remembering io vs isa
The fastest way to pick the right one every time.
- Check the role first: if you need a pronoun, it's “io”; for a noun, it's “isa”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “io” entry
- Browse more pairs most likely to be confused. Most confusable