rare

/ɹɛ/

//ɹɛ// adj

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

The verdict

“rare” has 5 generated spelling variants in the English index at frequency #1,772. The variants make it a useful spelling check.

#1,772
frequency rank, English
3,094
“R” headwords
5
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Very uncommon; scarce.

Corpus desk

Index EN-rare · rare · English

rare · rank #1,772 · 5 variants · 20 confusables

  • FREQ-COMMON #1,772
  • LEN-MID 4 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-MID 5 variants
  • BOOK-MID 3,094
  • PHOTO-FINISH prove

Nearest frequency peer: prove (-1 rank slots)

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Rank peers near misspelling magnet “rare”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “rare” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

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

rare vs re
50% similar
rare vs RR
0% similar
rare vs ray
50% similar

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

Key facts for rare
PropertyValue
Headwordrare
LanguageEnglish
Part of speechAdjective
IPA/ɹɛ/
Letters4
Frequency rank#1,772
Misspellings tracked5
Confusable pairs20
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “rare”

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).rarelands here:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Same rarity band neighbours include “prove” (#1,771), “setting” (#1,773), “possibly” (#1,770). Among 3,094 “R” headwords, “rare” is #1,772. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 5 spelling variants around rare (IPA /ɹɛ/), anadjective. Corpus frequency is #1,772 among 3,094 “R” headwords. Wiktionary lists 4 senses, so context still picks the gloss.

Our generated misspelling index lists 5 likely wrong-spelling variants for rare, with forms such as "arre", "raer", and "rarre". 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, "re", "RR", "ray", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: From Middle English rare, from Old French rare, rere (“rare, uncommon”), from Latin rārus (“loose, spaced apart, thin, infrequent”), from Proto-Indo-European *h₁reh₁- (“friable, thin”). Displaced native English geason (“rare, scarce”) (from Middle English g… The correct English form is rare, spelled R-A-R-E.

Definition

  1. 1
    Very uncommon; scarce.
  2. 2
    Small in number (but not unusual); infrequent; sparse.
  3. 3
    Thin; of low density.
  4. 4
    Good; enjoyable.

Recorded use

Wiktionary examples

These source excerpts show how rare appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Black pearls are very rare and therefore very valuable.
  2. Plant breeding is always a numbers game.[…]The wild species we use are rich in genetic variation, and individual plants are highly heterozygous and do not breed true. In addition, we are looking for rare alleles, so the more plants we try, the better.

Etymology

From Middle English rare, from Old French rare, rere (“rare, uncommon”), from Latin rārus (“loose, spaced apart, thin, infrequent”), from Proto-Indo-European *h₁reh₁- (“friable, thin”). Displaced native English geason (“rare, scarce”) (from Middle English gesen, from Old English gǣsne); and replaced Middle English seld (“rare, uncommon”) (from Old English selden) and Middle English seldscene (“rare, rarely seen, infrequent”) (from Old English seldsēne).

Synonyms

Antonyms

This word in other languages

Common misspellings

Also misspelled as:

  • arre
  • raer
  • rarre
  • rrae
  • rrare

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of rare - 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.

arre2raer2rarre1rrae2rrare1
Edit distance from "rare"

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 "rare"?
"rare" is spelled R-A-R-E. The IPA pronunciation is /ɹɛ/.
What does "rare" mean?
As an adjective, "rare" means: Very uncommon; scarce.
What words are commonly confused with "rare"?
"rare" is commonly confused with "re", "RR", "ray". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "rare"?
The IPA (International Phonetic Alphabet) transcription for "rare" is /ɹɛ/. 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 "rare"?
From Middle English rare, from Old French rare, rere (“rare, uncommon”), from Latin rārus (“loose, spaced apart, thin, infrequent”), from Proto-Indo-European *h₁reh₁- (“friable, thin”). Displaced native English geason (“rare, scarce”) (from Middle... 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "rare", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 4 letters (nearest by frequency rank).

Similar misspelling depth

Headwords with a similar count of attested misspellings (5 here; floor ≥5).

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

Source: FrequencyWords open word-frequency list