custom

/ˈkʌstəm/

//ˈkʌstəm// noun

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

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

The verdict

“custom” has 9 generated spelling variants in the English index at frequency #3,421. The variants make it a useful spelling check.

#3,421
frequency rank, English
5,599
“C” headwords
9
tracked misspellings
4
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Frequent repetition of the same behavior; way of behavior common to many; ordinary manner; habitual practice; method of doing, living or behaving.

Corpus desk

Index EN-custom · custom · English

custom · rank #3,421 · 9 variants · 4 confusables

  • FREQ-COMMON #3,421
  • LEN-LONG 6 letters
  • VOW-2 2 vowels
  • CONFUS-MID 4 pairs
  • VAR-MID 9 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH crimes

Nearest frequency peer: crimes (-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 “custom”

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

corpus weight

What this shows “custom” 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).

custom vs customs
86% similar
custom vs customer
75% similar
custom vs castor
67% similar

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

Key facts for custom
PropertyValue
Headwordcustom
LanguageEnglish
Part of speechNoun
IPA/ˈkʌstəm/
Letters6
Frequency rank#3,421
Misspellings tracked9
Confusable pairs4
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “custom”

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).customlands 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 “crimes” (#3,420), “denied” (#3,422), “copies” (#3,419). Among 5,599 “C” headwords, “custom” is #3,421. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 9 spelling variants around custom (IPA /ˈkʌstəm/), anoun. Corpus frequency is #3,421 among 5,599 “C” headwords. Wiktionary lists 8 senses, so context still picks the gloss.

Our generated misspelling index lists 9 likely wrong-spelling variants for custom, with forms such as "ccustom", "csutom", and "cusotm". 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 4 confusable-pair relationships, "customs", "customer", "castor", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: PIE word *ḱóm PIE word *swé From Middle English custume, borrowed from Anglo-Norman custume, inherited from Latin consuētūdinem, a noun derived from cōnsuēscō, from con- (“with”) + suēscō (“become used or accustomed to”). Doublet of costume, consuetude, … The correct English form is custom, spelled C-U-S-T-O-M.

Definition

  1. 1
    Frequent repetition of the same behavior; way of behavior common to many; ordinary manner; habitual practice; method of doing, living or behaving.
  2. 2
    Habitual buying of goods from one same vendor.
  3. 3
    Habitual buying of goods from one same vendor.
  4. 4
    Long-established practice, considered as unwritten law, and resting for authority on long consent. Compare prescription.
  5. 5
    Traditional beliefs or rituals.
  6. 6
    A custom (made-to-order) piece of art, etc.
  7. 7
    Familiar acquaintance; familiarity.
  8. 8
    Toll, tax, or tribute.

Recorded use

Wiktionary examples

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

  1. Much forbidden by elder custom is accepted today.
  2. A custom More honour'd in the breach than the observance.

Etymology

PIE word *ḱóm PIE word *swé From Middle English custume, borrowed from Anglo-Norman custume, inherited from Latin consuētūdinem, a noun derived from cōnsuēscō, from con- (“with”) + suēscō (“become used or accustomed to”). Doublet of costume, consuetude, and kastom. The adjectival form first appears c. 1830.

Synonyms

fashionfolkwayhabitpracticeusagewonewont

This word in other languages

habituación(Español)coutume(Français)Brauch(Deutsch)costume(Português)

Common misspellings

Also misspelled as:

  • ccustom
  • csutom
  • cusotm
  • cusstom
  • custmo
  • customm
  • custtom
  • cutsom
  • ucstom

Misspelling Pattern Breakdown

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

ccustom1csutom2cusotm2cusstom1custmo2customm1custtom1cutsom2
Edit distance from "custom"

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 "custom"?
"custom" is spelled C-U-S-T-O-M. The IPA pronunciation is /ˈkʌstəm/.
What does "custom" mean?
As a noun, "custom" means: Frequent repetition of the same behavior; way of behavior common to many; ordinary manner; habitual practice; method of doing, living or behaving.
What words are commonly confused with "custom"?
"custom" is commonly confused with "customs", "customer", "castor". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "custom"?
The IPA (International Phonetic Alphabet) transcription for "custom" is /ˈkʌstəm/. 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 "custom"?
PIE word *ḱóm PIE word *swé From Middle English custume, borrowed from Anglo-Norman custume, inherited from Latin consuētūdinem, a noun derived from cōnsuēscō, from con- (“with”) + suēscō (“become used or accustomed to”). Doublet of costume, co... 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 "custom", not the corpus desk frequency band.

Same letter count

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

crimes#3,420denied#3,422copies#3,419drinks#3,424

Similar misspelling depth

Headwords with a similar count of attested misspellings (9 here; floor ≥5).

boring9 variantslocked9 variantsthread9 variantsshadow9 variants

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

Source: FrequencyWords open word-frequency list