muss

/mʌs/

//mʌs// verb

"muss" is a 4-letter English headword indexed on PlainSpell.

The verdict

“muss” is uncommon English (frequency #57,580 among 4,057 “M” headwords), classed as a verb. The kind of spelling people second-guess.

#57,580
frequency rank, English
4,057
“M” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - To rumple, tousle or make (something) untidy.

Corpus desk

Index EN-muss · muss · English

muss · rank #57,580 · 0 variants · 0 confusables

  • FREQ-RARE #57,580
  • LEN-MID 4 letters
  • VOW-1 1 vowel
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 4,057
  • PHOTO-FINISH musky

Nearest frequency peer: musky (-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.

Long-tail ranks near “muss”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “muss” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for muss
PropertyValue
Headwordmuss
LanguageEnglish
Part of speechVerb
IPA/mʌs/
Letters4
Frequency rank#57,580
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “muss” in English

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).mussfalls in this rarity band:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “musky” (#57,579), “musicality” (#57,577), “München” (#57,583). Among 4,057 “M” headwords, “muss” is #57,580. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

muss is uncommon English at frequency #57,580 among 4,057 “M” headwords, classed as averb, transcribed /mʌs/. Rarity is why readers land here mid-draft. Gloss: "To rumple, tousle or make (something) untidy.".

The misspelling generator found no plausible variants for muss, and the word's spelling is regular enough that our generator found nothing worth flagging. No confusable counterpart is on file for this word, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: Related to mess (“disorder”). The correct English form is muss, spelled M-U-S-S.

Definition

  1. 1
    To rumple, tousle or make (something) untidy.

Recorded use

Wiktionary example

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

  1. The old man affectionately mussed his grandson's hair.

Etymology

Related to mess (“disorder”).

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 "muss"?
"muss" is spelled M-U-S-S. The IPA pronunciation is /mʌs/.
What does "muss" mean?
As a verb, "muss" means: To rumple, tousle or make (something) untidy.
How do you pronounce "muss"?
The IPA (International Phonetic Alphabet) transcription for "muss" is /mʌs/. 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 "muss"?
Related to mess (“disorder”). 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 "muss", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 4 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list