argumentarvsargumentoWhat's the difference?

Quick tell: argumentar is a verb, argumento is a noun, so they fill different roles in a sentence.

Which to use

“argumentar” is a verb and “argumento” is a noun - they look or sound alike but fill different roles in a sentence.

#14,284
“argumentar” frequency rank
#3,373
“argumento” frequency rank
17657
confusion score

Side-by-Side Comparison

Feature argumentar argumento
Definition usar argumentação para sustentar uma opinião: raciocínio que leva à dedução ou indução de uma ideia

Letter map: argumentar vs argumento

Shared letters muted; letters that set argumentar and argumento apart highlighted. Shared run: 8.

10 ch
argumentar
9 ch
argumento

Grammar separator: argumentar vs argumento

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: argumentar is averb and argumentoanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 17657, derived from the frequency rank of both members and their visual similarity.

argumentar is recorded at frequency rank #14,284, classified as averb, pronounced /ɐɾ.ɡu.mẽ.ˈtaɾ/. argumento is at rank #3,373, tagged as anoun.

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 17657, this pair ranks #53,533 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of argumentar vs argumento

Shared letters: aegmnrtu. Private to "argumentar": -. Private to "argumento": o.

"argumentar" · 10 letters · shape VCCVCVCCVC  ·  "argumento" · 9 letters · shape VCCVCVCCV

Known mistypes of this pair

  • argumentaragrumentar · arggumentar · argmuentar · arguemntar · argumenatr · argumenntar · argumentarr · argumentra
  • argumentoagrumento · arggumento · argmuento · arguemnto · argumennto · argumenot · argumentto · argumetno

Frequently Asked Questions

Can "argumentar" and "argumento" be used interchangeably?
No - they are not even the same part of speech. "argumentar" is a verb and "argumento" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "argumentar" or "argumento" show up more?
"argumento" is the more common of the two: it sits at frequency rank #3,373 in our Portuguese list, against #14,284 for "argumentar". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "argumentar" and "argumento".

  • Full dictionary entry for "argumentar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "argumento" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #53,533 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "argumentar" and "argumento" also get mixed up with nearby pairs, the highest-scored neighbour is "aguentar vs argumentar". 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 #53,533 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