scuba
/ˈskuːbə/
"scuba" is a 5-letter English headword indexed on PlainSpell.
The verdict
“scuba” has 7 generated spelling variants in the English index at frequency #19,452. The variants make it a useful spelling check.
- #19,452
- frequency rank, English
- 6,566
- “S” headwords
- 7
- tracked misspellings
- 16
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - An apparatus carried by a diver, which includes a tank holding compressed, filtered air and a regulator which delivers the air to the diver at ambient pressure which can be used underwater.
Corpus desk
Index EN-scuba · scuba · English
scuba · rank #19,452 · 7 variants · 16 confusables
- FREQ-MID #19,452
- LEN-MID 5 letters
- VOW-2 2 vowels
- CONFUS-HIGH 16 pairs
- VAR-MID 7 variants
- BOOK-DENSE 6,566
- PHOTO-FINISH Scooby
Nearest frequency peer: Scooby (-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 “scuba”
Same rarity band: useful when a typo lands on a peer headword
- Sanskrit
Sanskrit
80,552 corpus weight
- Scientology
Scientology
80,551 corpus weight
- Scooby
Scooby
80,550 corpus weight
- scuba
scuba
80,549 corpus weight
- seamless
seamless
80,548 corpus weight
- shattering
shattering
80,545 corpus weight
What this shows “scuba” 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 | scuba |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈskuːbə/ |
| Letters | 5 |
| Frequency rank | #19,452 |
| Misspellings tracked | 7 |
| Confusable pairs | 16 |
| Source | Wiktionary (kaikki.org) |
Frequency seat of misspelling magnet “scuba”
A misspelling magnet
The generator records 7 spelling variants around scuba (IPA /ˈskuːbə/), anoun. Corpus frequency is #19,452 among 6,566 “S” headwords. Dominant gloss: "An apparatus carried by a diver, which includes a tank holding compressed, filtered air and a regulator which delivers the air to the diver at ambient pressure which can be used underwater.".
Our generated misspelling index lists 7 likely wrong-spelling variants for scuba, with forms such as "csuba", "scbua", and "sccuba". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 16 confusable-pair relationships, "sub", "scum", "stub", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.
Etymologically, the entry records: From SCUBA, acronym of self-contained underwater breathing apparatus; now usually viewed as anacronymic. The correct English form is scuba, spelled S-C-U-B-A.
Definition
- 1An apparatus carried by a diver, which includes a tank holding compressed, filtered air and a regulator which delivers the air to the diver at ambient pressure which can be used underwater.
Etymology
From SCUBA, acronym of self-contained underwater breathing apparatus; now usually viewed as anacronymic.
Common misspellings
Also misspelled as:
- csuba
- scbua
- sccuba
- scuab
- scubba
- sscuba
- sucba
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of scuba - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.
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 "scuba", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 5 letters (nearest by frequency rank).
Similar misspelling depth
Headwords with a similar count of attested misspellings (7 here; floor ≥5).