muck up
"muck-up" is a 6-letter English headword indexed on PlainSpell.
The verdict
“muck up” is uncommon English (outside the top frequency list), classed as a verb. The kind of spelling people second-guess.
- Unranked
- below top-frequency English
- 7
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - To ruin unintentionally.
Corpus desk
Index EN-muck-up · muck up · English
muck up · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-LONG 7 letters
- VOW-2 2 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "M" thin
- PHOTO-UNK Peer pending
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.
| Property | Value |
|---|---|
| Headword | muck up |
| Language | English |
| Part of speech | Verb |
| Letters | 7 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “muck up” in English
Rare enough to double-check
muck up is uncommon English outside the top frequency list, classed as averb. Rarity is why readers land here mid-draft. 2 senses are on record.
Zero misspellings are on record for muck up in our index, a straightforward case of a spelling with little room for common typos. Our confusable-pair dataset has no match for it, since no other headword is close enough in sound or shape to pair with it.
No explicit etymology string is stored for this entry, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct English form is muck up, spelled M-U-C-K- -U-P.
Definition
- 1To ruin unintentionally.
- 2To clown around; to have fun, often at the expense of others.
Recorded use
Wiktionary examplesThese source excerpts show how muck up appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
The terrorists have really mucked up our holiday plans.
That’s why they’re called the Founders? Yes, because it will be their job to repair a world that millennials have mucked up beyond repair.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.