maciçovsmamiloWhich spelling fits?

Quick tell: maciço is a adjective, mamilo is a noun, so they fill different roles in a sentence.

Which to use

“maciço” is an adjective and “mamilo” is a noun - they look or sound alike but fill different roles in a sentence.

#19,489
“maciço” frequency rank
#26,810
“mamilo” frequency rank
46299
confusion score

Side-by-Side Comparison

Feature maciço mamilo
Definition compacto; sem vazios internos protuberância da mama por onde sai o leite nas fêmeas dos mamíferos

Letter map: maciço vs mamilo

Shared letters muted; letters that set maciço and mamilo apart highlighted. Shared run: 4.

6 ch
maciço
6 ch
mamilo

Grammar separator: maciço vs mamilo

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: maciço is anadjective and mamiloanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 46299, derived from the frequency rank of both members and their visual similarity.

maciço is recorded at frequency rank #19,489, classified as anadj. mamilo is at rank #26,810, tagged as anoun, pronounced /mɐ.ˈmi.lʊ/.

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 46299, this pair ranks #19,039 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of maciço vs mamilo

Shared letters: aimo. Private to "maciço": . Private to "mamilo": l.

"maciço" · 6 letters · shape CVCVCV  ·  "mamilo" · 6 letters · shape CVCVCV

Known mistypes of this pair

  • mamiloammilo · maimlo · mamillo · mamiol · mamlio · mammilo · mmailo · mmamilo

Frequently Asked Questions

Can "maciço" and "mamilo" be used interchangeably?
No - they are not even the same part of speech. "maciço" is an adjective and "mamilo" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "maciço" or "mamilo"?
"maciço" is the more common of the two: it sits at frequency rank #19,489 in our Portuguese list, against #26,810 for "mamilo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "maciço" and "mamilo". Here's where to go from here.

  • Full dictionary entry for "maciço" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "mamilo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #19,039 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "maciço" and "mamilo" also get mixed up with nearby pairs, the highest-scored neighbour is "malo vs mamilo". 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 #19,039 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list