pair

/pɛə/

//pɛə// noun

"pair" is a 4-letter English headword indexed on PlainSpell.

The verdict

“pair” is a regularly-used English word, ranked #1,955 in English word frequency and used as a noun.

#1,955
frequency rank, English
4
letters
4
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Two alike or identical things taken together; often followed by of.

Visual similarity to commonly confused words

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

pair vs PR
0% similar
pair vs pi
50% similar
pair vs per
50% similar

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

Key facts for pair
PropertyValue
Headwordpair
LanguageEnglish
Part of speechNoun
IPA/pɛə/
Letters4
Frequency rank#1,955
Misspellings tracked4
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “pair” 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). pair 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 pair is 4 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /pɛə/. Corpus data places it at rank #1,955 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 16 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 4 likely wrong-spelling variants for pair, with forms such as "apir", "pairr", and "piar". 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 20 confusable-pair relationships, "PR", "pi", "per", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: From Middle English paire, from Old French paire, from Latin paria (“equals”), neuter plural of par (“pair”). Related to pār (“equal”, adjective). Compare Saterland Frisian Poor (“pair”), West Frisian pear (“pair”), Dutch paar (“pair”), German Paar (“pair”)… The correct English form is pair, spelled P-A-I-R.

Definition

  1. 1
    Two alike or identical things taken together; often followed by of.
  2. 2
    Two alike or identical things taken together; often followed by of.
  3. 3
    Two people in a relationship, partnership or friendship.
  4. 4
    Used with binary nouns (often in the plural to indicate multiple instances, since such nouns are plural only, except in some technical contexts).
  5. 5
    A couple of working animals attached to work together, as by a yoke.
  6. 6
    A poker hand that contains two cards of identical rank, which cannot also count as a better hand.
  7. 7
    A score of zero runs (a duck) in both innings of a two-innings match.
  8. 8
    A double play, two outs recorded in one play.
  9. 9
    A doubleheader, two games played on the same day between the same teams.
  10. 10
    A boat for two sweep rowers.
  11. 11
    A pair of breasts.
  12. 12
    A pair of testicles.
  13. 13
    The exclusion of one member of a parliamentary party from a vote, if a member of the other party is absent for important personal reasons.
  14. 14
    Two members of opposite parties or opinion, as in a parliamentary body, who mutually agree not to vote on a given question, or on issues of a party nature during a specified time.
  15. 15
    A number of things resembling one another, or belonging together; a set.
  16. 16
    In a mechanism, two elements, or bodies, which are so applied to each other as to mutually constrain relative motion; named in accordance with the motion it permits, as in turning pair, sliding pair, twisting pair.

Etymology

From Middle English paire, from Old French paire, from Latin paria (“equals”), neuter plural of par (“pair”). Related to pār (“equal”, adjective). Compare Saterland Frisian Poor (“pair”), West Frisian pear (“pair”), Dutch paar (“pair”), German Paar (“pair”), Italian paio (“pair”)

Synonyms

This word in other languages

Common misspellings

Also misspelled as: apir,pairr,piar,ppair

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of pair - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

apir2pairr1piar2ppair1
Edit distance from "pair"

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 "pair"?
"pair" is spelled P-A-I-R. The IPA pronunciation is /pɛə/.
What does "pair" mean?
As a noun, "pair" means: Two alike or identical things taken together; often followed by of.
What words are commonly confused with "pair"?
"pair" is commonly confused with "PR", "pi", "per". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "pair"?
The IPA (International Phonetic Alphabet) transcription for "pair" is /pɛə/. 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 "pair"?
From Middle English paire, from Old French paire, from Latin paria (“equals”), neuter plural of par (“pair”). Related to pār (“equal”, adjective). Compare Saterland Frisian Poor (“pair”), West Frisian pear (“pair”), Dutch paar (“pair”), German Paa... 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 “pair”

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

  • The one correct English spelling is P-A-I-R - every other letter order is a misspelling in standard orthography.
  • Say it as /pɛə/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “PR” - see the side-by-side comparison. pair vs PR
  • 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