rater

/ˈɹeɪtə(ɹ)/

//ˈɹeɪtə(ɹ)// noun

"rater" is a 5-letter English headword indexed on PlainSpell.

The verdict

“rater” is uncommon English (frequency #66,968 among 3,094 “R” headwords), classed as a noun. The kind of spelling people second-guess.

#66,968
frequency rank, English
3,094
“R” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - One who provides a rating or assessment.

Corpus desk

Index EN-rater · rater · English

rater · rank #66,968 · 0 variants · 0 confusables

  • FREQ-RARE #66,968
  • LEN-MID 5 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 3,094
  • PHOTO-FINISH raper

Nearest frequency peer: raper (-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.

Long-tail ranks near “rater”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “rater” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for rater
PropertyValue
Headwordrater
LanguageEnglish
Part of speechNoun
IPA/ˈɹeɪtə(ɹ)/
Letters5
Frequency rank#66,968
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “rater” in English

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

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

Scale is logarithmic (each tick is 10× rarer). Rare peers in the same band: “raper” (#66,967), “Ramsden” (#66,966), “reallocation” (#66,971). Among 3,094 “R” headwords, “rater” is #66,968. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

rater is uncommon English at frequency #66,968 among 3,094 “R” headwords, classed as anoun, transcribed /ˈɹeɪtə(ɹ)/. Rarity is why readers land here mid-draft. Gloss: "One who provides a rating or assessment.".

We couldn't generate a plausible misspelling set for rater, suggesting the orthography follows predictable English patterns. It is not paired with a close-neighbour confusable in our dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From rate (“to appraise”) + -er. The correct English form is rater, spelled R-A-T-E-R.

Definition

  1. 1
    One who provides a rating or assessment.

Recorded use

Wiktionary example

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

  1. The three raters agreed on the score.

Etymology

From rate (“to appraise”) + -er.

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 "rater"?
"rater" is spelled R-A-T-E-R. The IPA pronunciation is /ˈɹeɪtə(ɹ)/.
What does "rater" mean?
As a noun, "rater" means: One who provides a rating or assessment.
How do you pronounce "rater"?
The IPA (International Phonetic Alphabet) transcription for "rater" is /ˈɹeɪtə(ɹ)/. 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 "rater"?
From rate (“to appraise”) + -er. 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 "rater", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 5 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list