opa
"opa" is a 3-letter English headword indexed on PlainSpell.
The verdict
“opa” sits in 20 confusable pairs (corpus #39,466) as a noun. The look-alike neighbours are the real trap.
- #39,466
- frequency rank, English
- 1,431
- “O” headwords
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Grandfather, grandpa.
Corpus desk
Index EN-opa · opa · English
opa · rank #39,466 · 0 variants · 20 confusables
- FREQ-MID #39,466
- LEN-MID 3 letters
- VOW-2 2 vowels
- CONFUS-HIGH 20 pairs
- VAR-0 0 variants
- BOOK-MID 1,431
- PHOTO-FINISH Oliveira
Nearest frequency peer: Oliveira (-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 “opa”
Peers at similar corpus weight, separate from look-alike pairs below
- NWA
NWA
60,540 corpus weight
- occlusion
occlusion
60,537 corpus weight
- Oliveira
Oliveira
60,536 corpus weight
- opa
opa
60,535 corpus weight
- paralegal
paralegal
60,530 corpus weight
- pared
pared
60,529 corpus weight
What this shows Bars place “opa” 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 | opa |
| Language | English |
| Part of speech | Noun |
| Letters | 3 |
| Frequency rank | #39,466 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Corpus rank beside confusables of “opa”
Easy to mix with look-alikes
The spelling risk for opa is neighbouring look-alikes ("or", "OS", …), not just typos; it is anoun. Frequency #39,466 among 1,431 “O” headwords. Gloss: "Grandfather, grandpa.".
opa has no tracked misspelling variants, suggesting the orthography follows predictable English patterns. It also participates in 20 confusable-pair relationships, "or", "OS", "oz", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.
Etymologically, the entry records: Borrowed from German Opa. The correct English form is opa, spelled O-P-A.
Definition
- 1Grandfather, grandpa.
Recorded use
Wiktionary examplesThese source excerpts show how opa appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
We love to eat: Opa's apple cake […] My opa (grandfather) had a long and beautifully kept allotment in the north German town of Flensburg.
I intuited that somehow I’d always been, yet, clearly, there was time — a considerable time — when I was not. So, where was I? I didn’t have an opa to ask.
Etymology
Borrowed from German Opa.
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 "opa"?
What does "opa" mean?
What words are commonly confused with "opa"?
What is the origin of the word "opa"?
Is PlainSpell free to use?
Similar English words by spelling shape
Same letter count and similar misspelling depth for "opa", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 3 letters (nearest by frequency rank).