unclean

/ʌnˈkliːn/

//ʌnˈkliːn// adj

"unclean" is a 7-letter English headword indexed on PlainSpell.

The verdict

“unclean” has 10 generated spelling variants in the English index at frequency #27,012. The variants make it a useful spelling check.

#27,012
frequency rank, English
1,433
“U” headwords
10
tracked misspellings
2
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Dirty, soiled or foul.

Corpus desk

Index EN-unclean · unclean · English

unclean · rank #27,012 · 10 variants · 2 confusables

  • FREQ-MID #27,012
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-LOW 2 pairs
  • VAR-MID 10 variants
  • BOOK-MID 1,433
  • PHOTO-FINISH unequivocally

Nearest frequency peer: unequivocally (+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.

Frequency neighbourhood for “unclean”

Lower corpus rank = more everyday usage (inverted bar length for readability)

corpus weight

What this shows Bars show where “unclean” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.

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).

unclean vs unclear
86% similar
unclean vs uncle
71% similar

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

Key facts for unclean
PropertyValue
Headwordunclean
LanguageEnglish
Part of speechAdjective
IPA/ʌnˈkliːn/
Letters7
Frequency rank#27,012
Misspellings tracked10
Confusable pairs2
SourceWiktionary (kaikki.org)

Where “unclean” sits in English frequency

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).uncleanlands here:

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “unequivocally” (#27,013), “tumultuous” (#27,010), “unitary” (#27,014). Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 10 spelling variants around unclean (IPA /ʌnˈkliːn/), anadjective. Corpus frequency is #27,012 among 1,433 “U” headwords. Wiktionary lists 3 senses, so context still picks the gloss.

Our generated misspelling index lists 10 likely wrong-spelling variants for unclean, with forms such as "nuclean", "ucnlean", and "uncclean". 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. It also participates in 2 confusable-pair relationships, "unclear", "uncle", since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: From Middle English unclene, from Old English unclǣne, equivalent to un- + clean. The correct English form is unclean, spelled U-N-C-L-E-A-N.

Definition

  1. 1
    Dirty, soiled or foul.
  2. 2
    Not moral or chaste.
  3. 3
    Ritually or ceremonially impure or unfit.

Recorded use

Wiktionary examples

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

  1. They were gnawing, like beasts, upon unclean food. A pot boiled upon the edge of the fire, and out of it one of the creatures would occasionally drag a hunk of meat with a sharpened stick.
  2. I stand amazed in the presence / Of Jesus, the Nazarene, / And wonder how He could love me, / A sinner, condemend, unclean.

Etymology

From Middle English unclene, from Old English unclǣne, equivalent to un- + clean.

Synonyms

Antonyms

This word in other languages

Common misspellings

Also misspelled as:

  • nuclean
  • ucnlean
  • uncclean
  • uncelan
  • unclaen
  • uncleann
  • unclena
  • uncllean
  • unlcean
  • unnclean

Misspelling Pattern Breakdown

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

nuclean2ucnlean2uncclean1uncelan2unclaen2uncleann1unclena2uncllean1
Edit distance from "unclean"

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 "unclean"?
"unclean" is spelled U-N-C-L-E-A-N. The IPA pronunciation is /ʌnˈkliːn/.
What does "unclean" mean?
As an adjective, "unclean" means: Dirty, soiled or foul.
What words are commonly confused with "unclean"?
"unclean" is commonly confused with "unclear", "uncle". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "unclean"?
The IPA (International Phonetic Alphabet) transcription for "unclean" is /ʌnˈkliːn/. 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 "unclean"?
From Middle English unclene, from Old English unclǣne, equivalent to un- + clean. 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 "unclean", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 7 letters (nearest by frequency rank).

Similar misspelling depth

Headwords with a similar count of attested misspellings (10 here; floor ≥5).

What to do next

You've looked up "unclean". Here's where to go from here.

  • "unclean" maps to 2 confusable pairs in this vintage; the highest-scored is "unclear". View pair
  • 10 edit-distance misspelling variants are generated for spell-check research on this headword. See variants
  • Usage frequency rank #27,012 among English headwords in this corpus. Corpus statistics
  • Browse more English words in the "U" letter cohort. U–Z browse
  • PlainSpell rotates a curated Word of the Day from the English corpus, a passive way to discover vocabulary. Word of the Day

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.

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

Source: FrequencyWords open word-frequency list