Jacobi
"jacobi" is a 6-letter English headword indexed on PlainSpell.
The verdict
“Jacobi” has 8 generated spelling variants in the English index at frequency #39,871. The variants make it a useful spelling check.
- #39,871
- frequency rank, English
- 796
- “J” headwords
- 8
- tracked misspellings
- 5
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A surname from German.
Corpus desk
Index EN-jacobi · Jacobi · English
Jacobi · rank #39,871 · 8 variants · 5 confusables
- FREQ-MID #39,871
- LEN-LONG 6 letters
- VOW-3 3 vowels
- CONFUS-MID 5 pairs
- VAR-MID 8 variants
- BOOK-MID 796
- PHOTO-FINISH Ivo
Nearest frequency peer: Ivo (-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.
Rank peers near misspelling magnet “Jacobi”
Same rarity band: useful when a typo lands on a peer headword
- iridium
iridium
60,133 corpus weight
- irrefutable
irrefutable
60,132 corpus weight
- Ivo
Ivo
60,131 corpus weight
- Jacobi
Jacobi
60,130 corpus weight
- Jammer
Jammer
60,128 corpus weight
- Jewry
Jewry
60,127 corpus weight
What this shows “Jacobi” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.
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 | Jacobi |
| Language | English |
| Part of speech | Proper noun |
| Letters | 6 |
| Frequency rank | #39,871 |
| Misspellings tracked | 8 |
| Confusable pairs | 5 |
| Source | Wiktionary (kaikki.org) |
Frequency seat of misspelling magnet “Jacobi”
A misspelling magnet
The generator records 8 spelling variants around Jacobi, aproper noun. Corpus frequency is #39,871 among 796 “J” headwords. Dominant gloss: "A surname from German.".
Our generated misspelling index lists 8 likely wrong-spelling variants for Jacobi, with forms such as "ajcobi", "jacboi", and "jaccobi". 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, "Jacobs", "Jacoby", "Jacqui", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.
Etymologically, the entry records: Borrowed from German Jacopi, a Jewish Ashkenazi surname from a Latinized patronymic from the personal name Jacob. The correct English form is Jacobi, spelled J-A-C-O-B-I.
Definition
- 1A surname from German.
Etymology
Borrowed from German Jacopi, a Jewish Ashkenazi surname from a Latinized patronymic from the personal name Jacob.
Common misspellings
Also misspelled as:
- ajcobi
- jacboi
- jaccobi
- jacobbi
- jacoib
- jaocbi
- jcaobi
- jjacobi
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of Jacobi - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.
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 "Jacobi", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 6 letters (nearest by frequency rank).
Similar misspelling depth
Headwords with a similar count of attested misspellings (8 here; floor ≥5).