copovscujoWhat's the difference?

Quick tell: copo is a noun, cujo is a pronoun, so they fill different roles in a sentence.

Which to use

“copo” is a noun and “cujo” is a pronoun - they look or sound alike but fill different roles in a sentence.

#3,195
“copo” frequency rank
#1,638
“cujo” frequency rank
4833
confusion score

Side-by-Side Comparison

Feature copo cujo
Definition recipiente, normalmente cilíndrico, do qual podem beber-se líquidos relaciona dois substantivos, um antecedente e outro consequente, sendo este último possuidor de algo (qualidade, condição, sentimento, ser etc.) designado pelo primeiro; equivale a de que, de quem, do/da qual, dos/das quais

Letter map: copo vs cujo

Shared letters muted; letters that set copo and cujo apart highlighted. Shared run: 2.

4 ch
copo
4 ch
cujo

Grammar separator: copo vs cujo

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: copo is anoun and cujoapronoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 4833, derived from the frequency rank of both members and their visual similarity.

copo is recorded at frequency rank #3,195, classified as anoun, pronounced /ˈkɔ.pu/. cujo is at rank #1,638, tagged as apron.

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 4833, this pair ranks #69,937 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of copo vs cujo

Shared letters: co. Private to "copo": p. Private to "cujo": ju.

"copo" · 4 letters · shape CVCV  ·  "cujo" · 4 letters · shape CVCV

Known mistypes of this pair

  • copoccopo · coop · coppo · cpoo · ocpo
  • cujoccujo · cjuo · cujjo · cuoj · ucjo

Frequently Asked Questions

Do "copo" and "cujo" mean the same thing in a sentence?
No - they are not even the same part of speech. "copo" is a noun and "cujo" a pronoun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "copo" or "cujo" show up more?
"cujo" is the more common of the two: it sits at frequency rank #1,638 in our Portuguese list, against #3,195 for "copo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "copo" and "cujo".

  • Full dictionary entry for "copo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cujo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #69,937 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "copo" and "cujo" also get mixed up with nearby pairs, the highest-scored neighbour is "ciao vs copo". 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 #69,937 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