Mach
/mɑːk/
"mach" is a 4-letter English headword indexed on PlainSpell.
The verdict
“Mach” has 6 generated spelling variants in the English index at frequency #20,990. The variants make it a useful spelling check.
- #20,990
- frequency rank, English
- 4,057
- “M” headwords
- 6
- tracked misspellings
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A surname from Czech.
Corpus desk
Index EN-mach · Mach · English
Mach · rank #20,990 · 6 variants · 20 confusables
- FREQ-MID #20,990
- LEN-MID 4 letters
- VOW-1 1 vowel
- CONFUS-HIGH 20 pairs
- VAR-MID 6 variants
- BOOK-MID 4,057
- PHOTO-FINISH Mabel
Nearest frequency peer: Mabel (-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 “Mach”
Same rarity band: useful when a typo lands on a peer headword
- Luigi
Luigi
79,014 corpus weight
- Mabel
Mabel
79,012 corpus weight
- Mach
Mach
79,011 corpus weight
- Maddie
Maddie
79,010 corpus weight
- maids
maids
79,009 corpus weight
- malpractice
malpractice
79,008 corpus weight
What this shows “Mach” 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 | Mach |
| Language | English |
| Part of speech | Proper noun |
| IPA | /mɑːk/ |
| Letters | 4 |
| Frequency rank | #20,990 |
| Misspellings tracked | 6 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Frequency seat of misspelling magnet “Mach”
A misspelling magnet
The generator records 6 spelling variants around Mach (IPA /mɑːk/), aproper noun. Corpus frequency is #20,990 among 4,057 “M” headwords. Wiktionary lists 2 senses, so context still picks the gloss.
Our generated misspelling index lists 6 likely wrong-spelling variants for Mach, with forms such as "amch", "macch", and "machh". 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 20 confusable-pair relationships, "MC", "MH", "may", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.
Etymologically, the entry records: * As a Polish, Czech, Slovak, Ukrainian, and Lower Sorbian surname, from pet forms produced by truncation of personal names beginning with Ma- such as Matej, Martin, or Maciej, and the addition of the Slavic suffix -ch. * As a Jewish surname, from German Ma… The correct English form is Mach, spelled M-A-C-H.
Definition
- 1A surname from Czech.
- 2Ernst Mach, Austrian physicist (1838–1916), born in Moravia (now Czech Republic).
Etymology
* As a Polish, Czech, Slovak, Ukrainian, and Lower Sorbian surname, from pet forms produced by truncation of personal names beginning with Ma- such as Matej, Martin, or Maciej, and the addition of the Slavic suffix -ch. * As a Jewish surname, from German Mache (“work”). * Less commonly, a respelling of Hungarian Mács, a pet form of names corresponding to Matthew. * In some cases, from Vietnamese (Mạch, itself from the Chinese name 麥 /麦) or Cambodian, from Khmer ម៉ាច (maac).
Common misspellings
Also misspelled as:
- amch
- macch
- machh
- mahc
- mcah
- mmach
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of Mach - 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 "Mach", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 4 letters (nearest by frequency rank).
Similar misspelling depth
Headwords with a similar count of attested misspellings (6 here; floor ≥5).