furlong

/ˈfɜːlɒŋ/

//ˈfɜːlɒŋ// noun

"furlong" is a 7-letter English headword indexed on PlainSpell.

The verdict

“furlong” is a moderately-common English word, ranked #36,993 in English word frequency and used as a noun.

#36,993
frequency rank, English
7
letters
11
tracked misspellings
2
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A unit of distance equal to one-eighth of a mile (220 yards, or 201.168 metres), now mainly used in measuring distances in farmland and horse racing.

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

furlong vs furlough
75% similar
furlong vs fueling
71% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for furlong
PropertyValue
Headwordfurlong
LanguageEnglish
Part of speechNoun
IPA/ˈfɜːlɒŋ/
Letters7
Frequency rank#36,993
Misspellings tracked11
Confusable pairs2
SourceWiktionary (kaikki.org)

Where “furlong” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). furlong lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for furlong is 7 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈfɜːlɒŋ/. Corpus data places it at rank #36,993 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 7 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 11 likely wrong-spelling variants for furlong, with forms such as "ffurlong", "frulong", and "fulrong". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 2 confusable-pair relationships, "furlough", "fueling", since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: PIE word *dlongʰos From Middle English furlong, forlong (“unit of distance about one-eighth of a mile; quantity of land equal to one square furlong; racetrack for foot races; foot race”) [and other forms], from Old English furlang, furlung, from furh (“a f… The correct English form is furlong, spelled F-U-R-L-O-N-G.

Definition

  1. 1
    A unit of distance equal to one-eighth of a mile (220 yards, or 201.168 metres), now mainly used in measuring distances in farmland and horse racing.
  2. 2
    A unit of land area one furlong (sense 1) square (ten acres, or about four hectares).
  3. 3
    An undefined portion of an unenclosed field.
  4. 4
    Synonym of stadion (“a Greek unit of distance based on standardized footraces, equivalent to about 185.4 metres”).
  5. 5
    Synonym of headland (“unploughed boundary of a field”).
  6. 6
    Synonym of land (“the ground left unploughed between furrows”).
  7. 7
    Synonym of land (“any of several portions into which a field is divided for ploughing”).

Etymology

PIE word *dlongʰos From Middle English furlong, forlong (“unit of distance about one-eighth of a mile; quantity of land equal to one square furlong; racetrack for foot races; foot race”) [and other forms], from Old English furlang, furlung, from furh (“a furrow”) (ultimately from Proto-Indo-European *perḱ- (“to dig; to open; to rip up”) + lang (“long”, adjective) (ultimately from Proto-Indo-European *dlongʰos (“long”)), originally the typical length of a furrow in an average field.

This word in other languages

Common misspellings

Also misspelled as: ffurlong,frulong,fulrong,furllong,furlnog,furlogn,furlongg,furlonng,furolng,furrlong,ufrlong

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of furlong - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

ffurlong1frulong2fulrong2furllong1furlnog2furlogn2furlongg1furlonng1
Edit distance from "furlong"

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 "furlong"?
"furlong" is spelled F-U-R-L-O-N-G. The IPA pronunciation is /ˈfɜːlɒŋ/.
What does "furlong" mean?
As a noun, "furlong" means: A unit of distance equal to one-eighth of a mile (220 yards, or 201.168 metres), now mainly used in measuring distances in farmland and horse racing.
What words are commonly confused with "furlong"?
"furlong" is commonly confused with "furlough", "fueling". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "furlong"?
The IPA (International Phonetic Alphabet) transcription for "furlong" is /ˈfɜːlɒŋ/. 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 "furlong"?
PIE word *dlongʰos From Middle English furlong, forlong (“unit of distance about one-eighth of a mile; quantity of land equal to one square furlong; racetrack for foot races; foot race”) [and other forms], from Old English furlang, furlung, from ... 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.

Using “furlong”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is F-U-R-L-O-N-G - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈfɜːlɒŋ/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “furlough” - see the side-by-side comparison. furlong vs furlough
  • 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.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list