umpteenth
/ˈʌmp.tiːnθ/
"umpteenth" is a 9-letter English headword indexed on PlainSpell.
The verdict
“umpteenth” is uncommon English (frequency #61,185 among 23,789 “U” headwords), classed as an adjective. The kind of spelling people second-guess.
- #61,185
- frequency rank, English
- 23,789
- “U” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Occurring in a relatively large but unspecified position in a sequence.
| Property | Value |
|---|---|
| Headword | umpteenth |
| Language | English |
| Part of speech | Adjective |
| IPA | /ˈʌmp.tiːnθ/ |
| Letters | 9 |
| Frequency rank | #61,185 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “umpteenth” sits in English frequency
Rare enough to double-check
umpteenth is uncommon English at frequency #61,185 among 23,789 “U” headwords, classed as anadjective, transcribed /ˈʌmp.tiːnθ/. Rarity is why readers land here mid-draft. Gloss: "Occurring in a relatively large but unspecified position in a sequence.".
umpteenth has no tracked misspelling variants, and the word's spelling is regular enough that our generator found nothing worth flagging. Our confusable-pair dataset has no match for it, since no other headword is close enough in sound or shape to pair with it.
Etymologically, the entry records: From umpteen + -th. The correct English form is umpteenth, spelled U-M-P-T-E-E-N-T-H.
Definition
- 1Occurring in a relatively large but unspecified position in a sequence.
Etymology
From umpteen + -th.
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); 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
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Using “umpteenth”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is U-M-P-T-E-E-N-T-H - every other letter order is a misspelling in standard orthography.
- Say it as /ˈʌmp.tiːnθ/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more English words and confusable pairs in the same reference. English words
Other uncommon English words near this rank
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.