Which to use
“m” is a symbol and “mui” is an adverb - they look or sound alike but fill different roles in a sentence.
- #701
- “m” frequency rank
- #23,741
- “mui” frequency rank
- 24442
- confusion score
Side-by-Side Comparison
| Feature | m | mui |
|---|---|---|
| Definition | símbolo de metro | em alto grau |
Letter map: m vs mui
Shared letters muted; letters that set m and mui apart highlighted. Shared run: 1.
Grammar separator: m vs mui
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: m is asymbol and muianadverb. On the page they differ by 2 extra letter(s) - “m” sits inside “mui”. Our composite confusion score for this pair is 24442, derived from the frequency rank of both members and their visual similarity.
m is recorded at frequency rank #701, classified as asymbol. mui is at rank #23,741, tagged as anadv, pronounced /ˈmũj/.
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 24442, this pair ranks #45,174 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of m vs mui
Shared letters: m. Private to "m": -. Private to "mui": iu.
"m" · 1 letters · shape C · "mui" · 3 letters · shape CVV
Frequently Asked Questions
Is swapping "m" for "mui" ever safe?
Which is more common, "m" or "mui"?
Useful next steps
Pair "m" vs "mui" is on the table, pick a follow-up below.
- Full dictionary entry for "m" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "mui" - compare definitions side by side with the headword page. Word entry
- This pair ranks #45,174 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
- "m" and "mui" also get mixed up with nearby pairs, the highest-scored neighbour is "maa vs mui". Nearby pair
Confusion rank #45,174 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.