subclass

/ˈsʌbklæs/

//ˈsʌbklæs// noun

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

"subclass" is a 8-letter English headword indexed on PlainSpell.

The verdict

“subclass” has 11 generated spelling variants in the English index at frequency #28,390. The variants make it a useful spelling check.

#28,390
frequency rank, English
6,566
“S” headwords
11
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A secondary class within a main class.

Corpus desk

Index EN-subclass · subclass · English

subclass · rank #28,390 · 11 variants · 0 confusables

  • FREQ-MID #28,390
  • LEN-LONG 8 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-MID 11 variants
  • BOOK-DENSE 6,566
  • PHOTO-FINISH stylus

Nearest frequency peer: stylus (-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 “subclass”

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

corpus weight

What this shows “subclass” 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
Key facts for subclass
PropertyValue
Headwordsubclass
LanguageEnglish
Part of speechNoun
IPA/ˈsʌbklæs/
Letters8
Frequency rank#28,390
Misspellings tracked11
Confusable pairs0
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “subclass”

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).subclasslands 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 “stylus” (#28,389), “Streep” (#28,388), “successively” (#28,392). Among 6,566 “S” headwords, “subclass” is #28,390. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 11 spelling variants around subclass (IPA /ˈsʌbklæs/), anoun. Corpus frequency is #28,390 among 6,566 “S” headwords. Wiktionary lists 3 senses, so context still picks the gloss.

Our generated misspelling index lists 11 likely wrong-spelling variants for subclass, with forms such as "sbuclass", "ssubclass", and "subbclass". 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. This entry stands alone in our confusable dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: From sub- + class. The correct English form is subclass, spelled S-U-B-C-L-A-S-S.

Definition

  1. 1
    A secondary class within a main class.
  2. 2
    A rank directly below class.
  3. 3
    An object class derived from another class (its superclass) from which it inherits a base set of properties and methods.

Recorded use

Wiktionary examples

These source excerpts show how subclass appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. 1959, "Steam's Finest Hour" edited by David P. Morgan, Kalmbach Publishing Co., referring to the R-1 Mountain class loco. These 4-8-2's, of which B&M eventually purchased 18 in various subclasses, could almost haul the tonnage of a T and more than made up for the slight deficiency by raising the maximum speed limit from 45 to 70 miles per hour, thanks to…
  2. Goffin is a prose text interspersed with short lists of typical terms exemplifying certain sub-classes of Indian English lexis.

Etymology

From sub- + class.

Synonyms

subsetchild classderived classheir class

Antonyms

superclasssuperset

This word in other languages

sous-classe(Français)Unterklasse(Deutsch)

Common misspellings

Also misspelled as:

  • sbuclass
  • ssubclass
  • subbclass
  • subcalss
  • subcclass
  • subclas
  • subcllass
  • subclsas
  • sublcass
  • sucblass
  • usbclass

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of subclass - 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.

sbuclass2ssubclass1subbclass1subcalss2subcclass1subclas1subcllass1subclsas2
Edit distance from "subclass"

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 "subclass"?
"subclass" is spelled S-U-B-C-L-A-S-S. The IPA pronunciation is /ˈsʌbklæs/.
What does "subclass" mean?
As a noun, "subclass" means: A secondary class within a main class.
What are common misspellings of "subclass"?
Common misspellings include "sbuclass", "ssubclass", "subbclass", "subcalss", "subcclass". The correct spelling is "subclass".
How do you pronounce "subclass"?
The IPA (International Phonetic Alphabet) transcription for "subclass" is /ˈsʌbklæs/. 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 "subclass"?
From sub- + class. 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 "subclass", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 8 letters (nearest by frequency rank).

synaptic#28,397tailgate#28,398sneezing#28,373smacking#28,371

Similar misspelling depth

Headwords with a similar count of attested misspellings (11 here; floor ≥5).

shifter11 variantssandbox11 variantsWinfrey11 variantsrejoined11 variants

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

Source: FrequencyWords open word-frequency list