muscularvsmúsculoWhich spelling fits?

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

Which to use

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

#10,404
“muscular” frequency rank
#10,216
“músculo” frequency rank
20620
confusion score

Side-by-Side Comparison

Feature muscular músculo
Definition relativo aos músculos órgão constituído por tecido muscular

Letter map: muscular vs músculo

Shared letters muted; letters that set muscular and músculo apart highlighted. Shared run: 5. muscular runs 8 letters (CVCCVCVC) against músculo's 7 (CVCCVCV) - the length gap alone is often enough to separate them once you know to check it.

8 ch
muscular
7 ch
músculo

Grammar separator: muscular vs músculo

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: muscular is anadjective and músculoanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 20620, derived from the frequency rank of both members and their visual similarity.

muscular is recorded at frequency rank #10,404, classified as anadj. músculo is at rank #10,216, tagged as anoun, pronounced /ˈmuʃ.ku.lu/.

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 20620, this pair ranks #49,841 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of muscular vs músculo

Shared letters: clmsu. Private to "muscular": ar. Private to "músculo": oú.

"muscular" · 8 letters · shape CVCCVCVC  ·  "músculo" · 7 letters · shape CVCCVCV

Known mistypes of this pair

  • muscular ← mmuscular · msucular · mucsular · musccular · muscluar · muscualr · muscularr · muscullar

Frequently Asked Questions

Can "muscular" and "músculo" be used interchangeably?
No - they are not even the same part of speech. "muscular" is an adjective and "músculo" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "muscular" or "músculo" show up more?
"músculo" is the more common of the two: it sits at frequency rank #10,216 in our Portuguese list, against #10,404 for "muscular". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "muscular" vs "músculo" is on the table, pick a follow-up below.

  • Full dictionary entry for "muscular" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "músculo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #49,841 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "muscular" and "músculo" also get mixed up with nearby pairs, the highest-scored neighbour is "maiúsculo vs músculo". 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 #49,841 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