obtuso

/ɔ.bˈtu.zu/

//ɔ.bˈtu.zu// adj

The verdict

“obtuso” is uncommon Portuguese (frequency #69,762 among 385 “O” headwords), classed as an adjective. The kind of spelling people second-guess.

#69,762
frequency rank, Portuguese
385
“O” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - diz-se do maior dos ângulos formados por duas retas concorrentes, não perpendiculares e não coincidentes, menor que a do ângulo raso (180º)

Corpus desk

Index PT-obtuso · obtuso · Portuguese

obtuso · rank #69,762 · 0 variants · 0 confusables

  • FREQ-RARE #69,762
  • LEN-LONG 6 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 385
  • PHOTO-FINISH oder

Nearest frequency peer: oder (+1 rank slots)

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Ranks da cauda longa perto de “obtuso”

Faixa escassa: as barras invertem o rank para o raro ler-se mais curto

corpus weight

What this shows Vista da cauda longa: onde “obtuso” se situa face a ranks portugueses igualmente raros.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for obtuso
PropertyValue
Headwordobtuso
LanguagePortuguese
Part of speechAdjective
IPA/ɔ.bˈtu.zu/
Letters6
Frequency rank#69,762
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cauda longa: rank de “obtuso” em português

Da esquerda para a direita: o pouco que carrega a fala diária, depois a cauda longa quase invisível.obtusocai nesta cauda de raridade:

#1#100#1K#10K#100K
← used constantlyrarely used →

O eixo é logarítmico: cada tick marca cerca de dez vezes menos frequência. Vizinhos raros da mesma faixa: “oder” (#69,763), “naso” (#69,753), “muvuca” (#69,752). Entre 385 lemas com “O”, “obtuso” fica em #69,762. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

obtuso is uncommon Portuguese at frequency #69,762 among 385 “O” headwords, classed as anadjective, transcribed /ɔ.bˈtu.zu/. Rarity is why readers land here mid-draft. 4 senses are on record.

Our edit-distance generator produced no likely misspellings for obtuso, a straightforward case of a spelling with little room for common typos. This headword has no recorded confusable partner, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

This entry carries no recorded etymology, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct Portuguese form is obtuso, spelled O-B-T-U-S-O.

Definition

  1. 1
    diz-se do maior dos ângulos formados por duas retas concorrentes, não perpendiculares e não coincidentes, menor que a do ângulo raso (180º)
  2. 2
    que não é agudo; arredondado
  3. 3
    que não é nítido, claro, expressivo; confuso
  4. 4
    rude; estúpido

Antonyms

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 Portuguese corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "obtuso"?
"obtuso" is spelled O-B-T-U-S-O. The IPA pronunciation is /ɔ.bˈtu.zu/.
What does "obtuso" mean?
As an adjective, "obtuso" means: diz-se do maior dos ângulos formados por duas retas concorrentes, não perpendiculares e não coincidentes, menor que a do ângulo raso (180º)
How do you pronounce "obtuso"?
The IPA (International Phonetic Alphabet) transcription for "obtuso" is /ɔ.bˈtu.zu/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "obtuso" come from?
"obtuso" is a Portuguese word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar Portuguese words by spelling shape

Same letter count and similar misspelling depth for "obtuso", not the corpus desk frequency band.

Same letter count

Frequency-ranked Portuguese headwords with 6 letters (nearest by frequency rank).

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list