OPI
"opi" is a 3-letter English headword indexed on PlainSpell.
The verdict
“OPI” sits in 20 confusable pairs (corpus #45,558) as a noun. The look-alike neighbours are the real trap.
- #45,558
- frequency rank, English
- 1,431
- “O” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of office of primary interest.
Corpus desk
Index EN-opi · OPI · English
OPI · rank #45,558 · 0 variants · 20 confusables
- FREQ-MID #45,558
- LEN-MID 3 letters
- VOW-2 2 vowels
- CONFUS-HIGH 20 pairs
- VAR-0 0 variants
- BOOK-MID 1,431
- PHOTO-FINISH optometry
Nearest frequency peer: optometry (+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 “OPI”
Peers at similar corpus weight, separate from look-alike pairs below
- offhand
offhand
54,448 corpus weight
- okra
okra
54,447 corpus weight
- Olney
Olney
54,446 corpus weight
- OPI
OPI
54,443 corpus weight
- optometry
optometry
54,442 corpus weight
- Orwellian
Orwellian
54,440 corpus weight
What this shows Bars place “OPI” against nearest ranked English headwords, not a reprint of the confusable-pair desk.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | OPI |
| Language | English |
| Part of speech | Noun |
| Letters | 3 |
| Frequency rank | #45,558 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Corpus rank beside confusables of “OPI”
Easy to mix with look-alikes
The spelling risk for OPI is neighbouring look-alikes ("or", "OS", …), not just typos; it is anoun. Frequency #45,558 among 1,431 “O” headwords. Gloss: "Initialism of office of primary interest.".
No generated misspelling entries exist for OPI 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, "or", "OS", "oz", and more, where similar look or sound leads writers to substitute one word for another in context.
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 English form is OPI, spelled O-P-I.
Definition
- 1Initialism of office of primary interest.
Recorded use
Wiktionary exampleThese source excerpts show how OPI appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Please direct all suggestions to the OPI of the event, Mr. Smith.
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
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "OPI", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 3 letters (nearest by frequency rank).