one up
"one-up" is a 5-letter English headword indexed on PlainSpell.
The verdict
“one 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
- 6
- letters
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - To outdo, to perform something slightly better than a competitor's prior effort.
| Property | Value |
|---|---|
| Headword | one up |
| Language | English |
| Part of speech | Verb |
| Letters | 6 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “one up” sits in English frequency
Rare enough to double-check
one up is uncommon English outside the top frequency list, classed as averb. Rarity is why readers land here mid-draft. Gloss: "To outdo, to perform something slightly better than a competitor's prior effort.".
Our edit-distance generator produced no likely misspellings for one up, a straightforward case of a spelling with little room for common typos. It is not paired with a close-neighbour confusable in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.
This headword's origin isn't recorded in our source data, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct English form is one up, spelled O-N-E- -U-P.
Definition
- 1To outdo, to perform something slightly better than a competitor's prior effort.
This word in other languages
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.
Frequently Asked Questions
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Using “one up”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is O-N-E- -U-P - every other letter order is a misspelling in standard orthography.
- Browse more English words and confusable pairs in the same reference. English words
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.