obi

/ˈoʊbi/

//ˈoʊbi// noun

"obi" is a 3-letter English headword indexed on PlainSpell.

The verdict

“obi” sits in 20 confusable pairs (corpus #18,379) as a noun. The look-alike neighbours are the real trap.

#18,379
frequency rank, English
1,431
“O” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A sash worn with a kimono.

Corpus desk

Index EN-obi · obi · English

obi · rank #18,379 · 0 variants · 20 confusables

  • FREQ-MID #18,379
  • LEN-MID 3 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-0 0 variants
  • BOOK-MID 1,431
  • PHOTO-FINISH O'Donnell

Nearest frequency peer: O'Donnell (-1 rank slots)

Read with this headword: Spelling guide for this pattern

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.

Frequency neighbours of confusable “obi”

Peers at similar corpus weight, separate from look-alike pairs below

corpus weight

What this shows Bars place “obi” against nearest ranked English headwords, not a reprint of the confusable-pair desk.

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).

obi vs of
33% similar
obi vs on
33% similar
obi vs or
33% similar

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

Key facts for obi
PropertyValue
Headwordobi
LanguageEnglish
Part of speechNoun
IPA/ˈoʊbi/
Letters3
Frequency rank#18,379
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Corpus rank beside confusables of “obi”

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).obilands here:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Same rarity band neighbours include “O'Donnell” (#18,378), “oily” (#18,380), “Novak” (#18,377). Among 1,431 “O” headwords, “obi” is #18,379. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for obi is neighbouring look-alikes ("of", "on", …), not just typos; it is anoun pronounced /ˈoʊbi/. Frequency #18,379 among 1,431 “O” headwords. 2 recorded senses keep meaning in play.

Zero misspellings are on record for obi in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. It also participates in 20 confusable-pair relationships, "of", "on", "or", and more, where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: Borrowed from Japanese 帯 (obi, “belt”). The correct English form is obi, spelled O-B-I.

Definition

  1. 1
    A sash worn with a kimono.
  2. 2
    A strip of paper looped around a book or other product.

Recorded use

Wiktionary examples

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

  1. The broad obi tied around her middle was orange and yellow. I'd never seen such elegant clothing.
  2. They had known nothing of woolen cloth, but now the popularity of obi made of imported grogram spread like wildfire. This popularity produced various stories in its wake.

Etymology

Borrowed from Japanese 帯 (obi, “belt”).

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

Frequently Asked Questions

How do you spell "obi"?
"obi" is spelled O-B-I. The IPA pronunciation is /ˈoʊbi/.
What does "obi" mean?
As a noun, "obi" means: A sash worn with a kimono.
What words are commonly confused with "obi"?
"obi" is commonly confused with "of", "on", "or". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "obi"?
The IPA (International Phonetic Alphabet) transcription for "obi" is /ˈoʊbi/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "obi"?
Borrowed from Japanese 帯 (obi, “belt”). See the full etymology section above for more details.
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 English words by spelling shape

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

Same letter count

Frequency-ranked English headwords with 3 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list