Castro

/ˈkæstɹoʊ/

//ˈkæstɹoʊ// name

By · According to Wiktionary data (CC BY-SA) ·

"castro" is a 6-letter English headword indexed on PlainSpell.

The verdict

“Castro” has 8 generated spelling variants in the English index at frequency #10,659. The variants make it a useful spelling check.

#10,659
frequency rank, English
5,599
“C” headwords
8
tracked misspellings
11
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A surname from Spanish.

Corpus desk

Index EN-castro · Castro · English

Castro · rank #10,659 · 8 variants · 11 confusables

  • FREQ-MID #10,659
  • LEN-LONG 6 letters
  • VOW-2 2 vowels
  • CONFUS-MID 11 pairs
  • VAR-MID 8 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH Carey

Nearest frequency peer: Carey (-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 “Castro”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “Castro” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

Castro vs Cato
67% similar
Castro vs CSIRO
17% similar
Castro vs cast
50% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for Castro
PropertyValue
HeadwordCastro
LanguageEnglish
Part of speechProper noun
IPA/ˈkæstɹoʊ/
Letters6
Frequency rank#10,659
Misspellings tracked8
Confusable pairs11
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “Castro”

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).Castrolands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Same rarity band neighbours include “Carey” (#10,658), “ceremonies” (#10,660), “chang” (#10,661). Among 5,599 “C” headwords, “Castro” is #10,659. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 8 spelling variants around Castro (IPA /ˈkæstɹoʊ/), aproper noun. Corpus frequency is #10,659 among 5,599 “C” headwords. Wiktionary lists 2 senses, so context still picks the gloss.

Our generated misspelling index lists 8 likely wrong-spelling variants for Castro, with forms such as "acstro", "casrto", and "casstro". 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 11 confusable-pair relationships, "Cato", "CSIRO", "cast", 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 Spanish Castro. The neighborhood is named after Californio politician José Castro (1808–1860). The correct English form is Castro, spelled C-A-S-T-R-O.

Definition

  1. 1
    A surname from Spanish.
  2. 2
    A neighborhood of San Francisco, California, known for its LGBT community.

Etymology

Borrowed from Spanish Castro. The neighborhood is named after Californio politician José Castro (1808–1860).

This word in other languages

Castro(Español)Castro(Português)

Common misspellings

Also misspelled as:

  • acstro
  • casrto
  • casstro
  • castrro
  • casttro
  • catsro
  • ccastro
  • csatro

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of Castro - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

acstro2casrto2casstro1castrro1casttro1catsro2ccastro1csatro2
Edit distance from "Castro"

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 "Castro"?
"Castro" is spelled C-A-S-T-R-O. The IPA pronunciation is /ˈkæstɹoʊ/.
What does "Castro" mean?
As a proper noun, "Castro" means: A surname from Spanish.
What words are commonly confused with "Castro"?
"Castro" is commonly confused with "Cato", "CSIRO", "cast". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "Castro"?
The IPA (International Phonetic Alphabet) transcription for "Castro" is /ˈkæstɹoʊ/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "Castro"?
Borrowed from Spanish Castro. The neighborhood is named after Californio politician José Castro (1808–1860). See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "Castro", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 6 letters (nearest by frequency rank).

aurora#10,651asthma#10,650arcade#10,647analog#10,644

Similar misspelling depth

Headwords with a similar count of attested misspellings (8 here; floor ≥5).

chang8 variantsblink8 variantsdilemma8 variantsviolin8 variants

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list