udder
/ˈʌdə/
"udder" is a 5-letter English headword indexed on PlainSpell.
The verdict
“udder” is uncommon English (frequency #67,917 among 23,789 “U” headwords), classed as a noun. The kind of spelling people second-guess.
- #67,917
- frequency rank, English
- 23,789
- “U” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - An organ formed of the mammary glands of female quadruped mammals, particularly ruminants such as cattle, goats, sheep and deer.
| Property | Value |
|---|---|
| Headword | udder |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈʌdə/ |
| Letters | 5 |
| Frequency rank | #67,917 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “udder” sits in English frequency
Rare enough to double-check
udder is uncommon English at frequency #67,917 among 23,789 “U” headwords, classed as anoun, transcribed /ˈʌdə/. Rarity is why readers land here mid-draft. 2 senses are on record.
We couldn't generate a plausible misspelling set for udder, a sign its spelling follows regular English conventions. No confusable counterpart is on file for this word, which tends to mean the word is visually distinctive enough to stand on its own.
Etymologically, the entry records: From Middle English udder, uddyr (also as uther, iddyr), from Old English ūder (“udder; breast”), from Proto-Germanic *ūdarą, from Proto-Indo-European *h₁ówHdʰr̥ (“udder”). Cognate with Saterland Frisian Jadder (“udder”), Dutch uier (“udder”), German Euter … The correct English form is udder, spelled U-D-D-E-R.
Definition
- 1An organ formed of the mammary glands of female quadruped mammals, particularly ruminants such as cattle, goats, sheep and deer.
- 2A woman's breast.
Etymology
From Middle English udder, uddyr (also as uther, iddyr), from Old English ūder (“udder; breast”), from Proto-Germanic *ūdarą, from Proto-Indo-European *h₁ówHdʰr̥ (“udder”). Cognate with Saterland Frisian Jadder (“udder”), Dutch uier (“udder”), German Euter (“udder”), Swedish juver (“udder”), Icelandic júgur (“udder”), Vedic Sanskrit ऊधर् (ū́dhar), Ancient Greek οὖθαρ (oûthar), Latin ūber.
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 “udder”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is U-D-D-E-R - every other letter order is a misspelling in standard orthography.
- Say it as /ˈʌdə/ (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.