RobertovsrobustoWhich spelling fits?

Quick tell: Roberto is a noun, robusto is an adjective, so they fill different roles in a sentence.

Which to use

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

#1,946
“Roberto” frequency rank
#24,777
“robusto” frequency rank
26723
confusion score

Side-by-Side Comparison

Feature Roberto robusto
Definition prenome masculino que tem força

Where the eye mixes Roberto and robusto

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

7 ch
Roberto
7 ch
robusto

Why the eye confuses Roberto with robusto

These two trip readers on the page rather than in the ear: Roberto is /ʀɔ.ˈbɛɾ.tu/. while robusto is /Ru.ˈbuʃ.tu/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 26723, derived from the frequency rank of both members and their visual similarity.

Roberto is recorded at frequency rank #1,946, classified as anoun, pronounced /ʀɔ.ˈbɛɾ.tu/.. robusto is at rank #24,777, tagged as anadj, pronounced /Ru.ˈbuʃ.tu/.

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 26723, this pair ranks #42,370 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of Roberto vs robusto

Shared letters: bort. Private to "Roberto": e. Private to "robusto": su.

"Roberto" · 7 letters · shape CVCVCCV  ·  "robusto" · 7 letters · shape CVCVCCV

Known mistypes of this pair

  • Robertoorberto · rboerto · robberto · roberot · roberrto · robertto · robetro · robreto
  • robustoorbusto · rbousto · robbusto · robsuto · robusot · robussto · robustto · robutso

Frequently Asked Questions

Is swapping "Roberto" for "robusto" ever safe?
No - they are not even the same part of speech. "Roberto" is a noun and "robusto" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "Roberto" or "robusto" show up more?
"Roberto" is the more common of the two: it sits at frequency rank #1,946 in our Portuguese list, against #24,777 for "robusto". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "Roberto" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "robusto" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #42,370 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "Roberto" and "robusto" also get mixed up with nearby pairs, the highest-scored neighbour is "robustez vs robusto". 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 #42,370 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