obtus

\ɔp.ty\

/\ɔp.ty\/ adj

By · According to Wiktionary data (CC BY-SA) ·

The verdict

“obtus” has 5 generated spelling variants in the French index at frequency #38,455. The variants make it a useful spelling check.

#38,455
frequency rank, French
1,642
“O” headwords
5
tracked misspellings
5
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Qui est arrondi, émoussé au lieu d’être anguleux ou pointu.

Corpus desk

Index FR-obtus · obtus · French

obtus · rank #38,455 · 5 variants · 5 confusables

  • FREQ-MID #38,455
  • LEN-MID 5 letters
  • VOW-2 2 vowels
  • CONFUS-MID 5 pairs
  • VAR-MID 5 variants
  • BOOK-MID 1,642
  • PHOTO-FINISH obtiendrez

Nearest frequency peer: obtiendrez (-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.

Pairs de rang près de l'aimant d'erreurs « obtus »

Même bande de rareté: utile si une faute tombe sur un lemme voisin

corpus weight

What this shows « obtus » siège parmi ces pairs FrequencyWords; la profondeur des fautes est suivie à part dans le graphique d'édition.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

obtus vs opus
60% similar
obtus vs obus
80% similar
obtus vs obs
60% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for obtus
PropertyValue
Headwordobtus
LanguageFrench
Part of speechAdjective
IPA\ɔp.ty\
Letters5
Frequency rank#38,455
Misspellings tracked5
Confusable pairs5
SourceWiktionary (kaikki.org)

Fréquence de l'aimant d'erreurs « obtus »

De gauche à droite: le peu qui porte la parole quotidienne, puis la longue queue quasi invisible.obtusse place ici:

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

L'axe est logarithmique: chaque tic marque environ dix fois moins de fréquence. Dans la même bande de rareté figurent « obtiendrez » (#38,454), « occurence » (#38,456), « observa » (#38,453). Parmi 1,642 lemmes en « O », « obtus » est au #38,455. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 5 spelling variants around obtus (IPA \ɔp.ty\), anadjective. Corpus frequency is #38,455 among 1,642 “O” headwords. Wiktionary lists 5 senses, so context still picks the gloss.

Our generated misspelling index lists 5 likely wrong-spelling variants for obtus, with forms such as "obbtus", "obtsu", and "obttus". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 5 confusable-pair relationships, "opus", "obus", "obs", and more, where similar look or sound leads writers to substitute one word for another in context.

Wiktionary doesn't record an etymology for this headword, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct French form is obtus, spelled O-B-T-U-S.

Definition

  1. 1
    Qui est arrondi, émoussé au lieu d’être anguleux ou pointu.
  2. 2
    Qualifie un angle saillant plus grand, plus ouvert qu’un angle droit, c’est-à-dire, dont la mesure est comprise entre pi/2 et pi radians.
  3. 3
    Qualifie un esprit peu pénétrant, qui peine à concevoir.
  4. 4
    Stupide.
  5. 5
    Qualifie une sensation qui manque de vivacité, de netteté.

Recorded use

Wiktionary examples

These source excerpts show how obtus appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Vers la racine, le poil se rétrécit régulièrement et les extrémités libres sont légèrement renflées ou obtuses.
  2. Un hexagone régulier possède six angles obtus.

Antonyms

aigu

This word in other languages

blunt(English)embotado(Español)stumpf(Deutsch)obtuso(Português)

Common misspellings

Also misspelled as:

  • obbtus
  • obtsu
  • obttus
  • obtuss
  • otbus

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of obtus - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

obbtus1obtsu2obttus1obtuss1otbus2
Edit distance from "obtus"

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 French corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "obtus"?
"obtus" is spelled O-B-T-U-S. The IPA pronunciation is \ɔp.ty\.
What does "obtus" mean?
As an adjective, "obtus" means: Qui est arrondi, émoussé au lieu d’être anguleux ou pointu.
What words are commonly confused with "obtus"?
"obtus" is commonly confused with "opus", "obus", "obs". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "obtus"?
The IPA (International Phonetic Alphabet) transcription for "obtus" is \ɔp.ty\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "obtus" come from?
"obtus" is a French 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 French words by spelling shape

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

Same letter count

Frequency-ranked French headwords with 5 letters (nearest by frequency rank).

Niall#38,445Oxfam#38,469pater#38,474minas#38,425

Similar misspelling depth

Headwords with a similar count of attested misspellings (5 here; floor ≥5).

poix5 variantsmiro5 variantsRaqqa5 variantsloop5 variants

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

Source: FrequencyWords open word-frequency list