Which to use
“im” is an adjective and “io” is a pronoun - they look or sound alike but fill different roles in a sentence.
- #10,152
- “im” frequency rank
- #9,480
- “io” frequency rank
- 19632
- confusion score
Side-by-Side Comparison
| Feature | im | io |
|---|---|---|
| Definition | Mi. | Algo. |
Letter map: im vs io
Shared letters muted; letters that set im and io apart highlighted. Shared run: 1.
Part-of-speech tell for im / io
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: im is anadjective and ioapronoun. On the page they differ by a single letter - m in “im” becomes o in “io”. Our composite confusion score for this pair is 19632, derived from the frequency rank of both members and their visual similarity.
im is recorded at frequency rank #10,152, classified as anadj. io is at rank #9,480, tagged as apron, pronounced /ˈi.o/.
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 19632, this pair ranks #262,901 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of im vs io
Shared letters: i. Private to "im": m. Private to "io": o.
"im" · 2 letters · shape VC · "io" · 2 letters · shape VV
Frequently Asked Questions
Do "im" and "io" mean the same thing in a sentence?
In ordinary Spanish text, does "im" or "io" show up more?
What to do next
Pair "im" vs "io" is on the table, pick a follow-up below.
- Full dictionary entry for "im" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "io" - compare definitions side by side with the headword page. Word entry
- This pair ranks #262,901 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "im" and "io" also get mixed up with nearby pairs, the highest-scored neighbour is "im vs iza". Nearby pair
Confusion rank #262,901 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.