cais
/ˈkajʃ/
The verdict
“cais” has 5 generated spelling variants in the Portuguese index at frequency #10,845. The variants make it a useful spelling check.
- #10,845
- frequency rank, Portuguese
- 2,140
- “C” headwords
- 5
- tracked misspellings
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - lugar à beira-mar, na margem do rio, nas estações de caminho-de-ferro ou do metropolitano apropriado para o embarque e desembarque de pessoas ou mercadorias
Corpus desk
Index PT-cais · cais · Portuguese
cais · rank #10,845 · 5 variants · 20 confusables
- FREQ-MID #10,845
- LEN-MID 4 letters
- VOW-2 2 vowels
- CONFUS-HIGH 20 pairs
- VAR-MID 5 variants
- BOOK-MID 2,140
- PHOTO-FINISH capacete
Nearest frequency peer: capacete (+2 rank slots)
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 neighbourhood for “cais”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- biológico
biológico
89,161 corpus weight
- bruta
bruta
89,159 corpus weight
- cais
cais
89,156 corpus weight
- capacete
capacete
89,154 corpus weight
- careca
careca
89,153 corpus weight
- celebridade
celebridade
89,150 corpus weight
What this shows Bars show where “cais” sits against the nearest ranked Portuguese headwords in the FrequencyWords band, not a reprint of letter-browse containment.
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 | cais |
| Language | Portuguese |
| Part of speech | Noun |
| IPA | /ˈkajʃ/ |
| Letters | 4 |
| Frequency rank | #10,845 |
| Misspellings tracked | 5 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Onde “cais” fica na frequência do português
A misspelling magnet
The generator records 5 spelling variants around cais (IPA /ˈkajʃ/), anoun. Corpus frequency is #10,845 among 2,140 “C” headwords. Dominant gloss: "lugar à beira-mar, na margem do rio, nas estações de caminho-de-ferro ou do metropolitano apropriado para o embarque e desembarque de pessoas ou mercadorias".
Our generated misspelling index lists 5 likely wrong-spelling variants for cais, with forms such as "acis", "caiss", and "casi". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 20 confusable-pair relationships, "ci", "cão", "can", and more, where similar look or sound leads writers to substitute one word for another in context.
This entry carries no recorded etymology, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct Portuguese form is cais, spelled C-A-I-S.
Definition
- 1lugar à beira-mar, na margem do rio, nas estações de caminho-de-ferro ou do metropolitano apropriado para o embarque e desembarque de pessoas ou mercadorias
Recorded use
Wiktionary exampleThese source excerpts show how cais appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
O olhar dos caboclos de Martinelli é o mesmo que Marcel Gautherot fotografava há meio século nas jangadas do cais de Salvador.
Synonyms
This word in other languages
Common misspellings
Also misspelled as:
- acis
- caiss
- casi
- ccais
- cias
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of cais - 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 Portuguese corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
How do you spell "cais"?
What does "cais" mean?
What words are commonly confused with "cais"?
How do you pronounce "cais"?
What language does "cais" come from?
Is PlainSpell free to use?
Similar Portuguese words by spelling shape
Same letter count and similar misspelling depth for "cais", not the corpus desk frequency band.
Same letter count
Frequency-ranked Portuguese headwords with 4 letters (nearest by frequency rank).
Similar misspelling depth
Headwords with a similar count of attested misspellings (5 here; floor ≥5).
What to do next
You've looked up "cais". Here's where to go from here.
- "cais" maps to 20 confusable pairs in this vintage; the highest-scored is "ci". View pair
- 5 edit-distance misspelling variants are generated for spell-check research on this headword. See variants
- Usage frequency rank #10,845 among Portuguese headwords in this corpus. Corpus statistics
- Browse more Portuguese words in the "C" letter cohort. C–Z browse
PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.