catalogarvscatálogoWhat's the difference?

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

Which to use

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

#41,878
“catalogar” frequency rank
#7,874
“catálogo” frequency rank
49752
confusion score

Side-by-Side Comparison

Feature catalogar catálogo
Definition registrar e organizar dados em catálogo lista descritiva

Letter map: catalogar vs catálogo

Shared letters muted; letters that set catalogar and catálogo apart highlighted. Shared run: 6. catalogar runs 9 letters (CVCVCVCVC) against catálogo's 8 (CVCVCVCV) - the length gap alone is often enough to separate them once you know to check it.

9 ch
catalogar
8 ch
catálogo

Role in the sentence - catalogar and catálogo

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: catalogar is averb and catálogoanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 49752, derived from the frequency rank of both members and their visual similarity.

catalogar is recorded at frequency rank #41,878, classified as averb, pronounced /kɐ.tɐ.lu.ˈɡaɾ/. catálogo is at rank #7,874, 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 49752, this pair ranks #15,235 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of catalogar vs catálogo

Shared letters: acglot. Private to "catalogar": r. Private to "catálogo": á.

"catalogar" · 9 letters · shape CVCVCVCVC  ·  "catálogo" · 8 letters · shape CVCVCVCV

Known mistypes of this pair

  • catalogar ← actalogar · caatlogar · catalgoar · catallogar · cataloagr · catalogarr · cataloggar · catalogra

Frequently Asked Questions

Do "catalogar" and "catálogo" mean the same thing in a sentence?
No - they are not even the same part of speech. "catalogar" is a verb and "catálogo" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "catalogar" or "catálogo" show up more?
"catálogo" is the more common of the two: it sits at frequency rank #7,874 in our Portuguese list, against #41,878 for "catalogar". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "catalogar" vs "catálogo" is on the table, pick a follow-up below.

  • Full dictionary entry for "catalogar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "catálogo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #15,235 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "catalogar" and "catálogo" also get mixed up with nearby pairs, the highest-scored neighbour is "catalogar vs cavalgar". 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 #15,235 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