research

/ˈɹiːsɜːt͡ʃ/

//ˈɹiːsɜːt͡ʃ// noun

By · According to Wiktionary data (CC BY-SA) ·

"research" is a 8-letter English headword indexed on PlainSpell.

The verdict

“research” has 12 generated spelling variants in the English index at frequency #402. The variants make it a useful spelling check.

#402
frequency rank, English
3,094
“R” headwords
12
tracked misspellings
2
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Diligent inquiry or examination to seek or revise facts, principles, theories, applications, etc. (that are currently available, or that are familiar to one's self).

Corpus desk

Index EN-research · research · English

research · rank #402 · 12 variants · 2 confusables

  • FREQ-CORE #402
  • LEN-LONG 8 letters
  • VOW-3 3 vowels
  • CONFUS-LOW 2 pairs
  • VAR-MID 12 variants
  • BOOK-MID 3,094
  • PHOTO-FINISH m

Nearest frequency peer: m (-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 “research”

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

corpus weight

What this shows “research” 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).

research vs researcher
80% similar
research vs researches
80% similar

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

Key facts for research
PropertyValue
Headwordresearch
LanguageEnglish
Part of speechNoun
IPA/ˈɹiːsɜːt͡ʃ/
Letters8
Frequency rank#402
Misspellings tracked12
Confusable pairs2
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “research”

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).researchlands here:

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

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Same rarity band neighbours include “m” (#401), “room” (#403), “lost” (#400). Among 3,094 “R” headwords, “research” is #402. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 12 spelling variants around research (IPA /ˈɹiːsɜːt͡ʃ/), anoun. Corpus frequency is #402 among 3,094 “R” headwords. Wiktionary lists 2 senses, so context still picks the gloss.

Our generated misspelling index lists 12 likely wrong-spelling variants for research, with forms such as "ersearch", "reesarch", and "resaerch". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 2 confusable-pair relationships, "researcher", "researches", a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: Early Modern French rechercher (“to examine closely”), from Old French recerchier (“to seek, to look for”), by surface analysis, re- + search. The correct English form is research, spelled R-E-S-E-A-R-C-H.

Definition

  1. 1
    Diligent inquiry or examination to seek or revise facts, principles, theories, applications, etc. (that are currently available, or that are familiar to one's self).
  2. 2
    A particular instance or piece of research.

Recorded use

Wiktionary examples

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

  1. In an era when political leaders promise deliverance from decline through America’s purported preeminence in scientific research, the news that science is in deep trouble in the United States has been as unwelcome as a diagnosis of leukemia following the loss of health insurance.
  2. The research station that houses Wang and his team is outside Lijiang, a city of about 1.2 million people.

Etymology

Early Modern French rechercher (“to examine closely”), from Old French recerchier (“to seek, to look for”), by surface analysis, re- + search.

Synonyms

investigationexplorationexaminationstudyinquiryscrutiny

This word in other languages

investigación(Español)recherche(Français)Forschung(Deutsch)pesquisa(Português)

Common misspellings

Also misspelled as:

  • ersearch
  • reesarch
  • resaerch
  • reseacrh
  • researcch
  • researchh
  • researhc
  • researrch
  • reserach
  • ressearch
  • rresearch
  • rseearch

Misspelling Pattern Breakdown

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

ersearch2reesarch2resaerch2reseacrh2researcch1researchh1researhc2researrch1
Edit distance from "research"

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 "research"?
"research" is spelled R-E-S-E-A-R-C-H. The IPA pronunciation is /ˈɹiːsɜːt͡ʃ/.
What does "research" mean?
As a noun, "research" means: Diligent inquiry or examination to seek or revise facts, principles, theories, applications, etc. (that are currently available, or that are familiar to one's self).
What words are commonly confused with "research"?
"research" is commonly confused with "researcher", "researches". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "research"?
The IPA (International Phonetic Alphabet) transcription for "research" is /ˈɹiːsɜːt͡ʃ/. 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 "research"?
Early Modern French rechercher (“to examine closely”), from Old French recerchier (“to seek, to look for”), by surface analysis, re- + search. 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 "research", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 8 letters (nearest by frequency rank).

remember#417probably#425possible#438question#448

Similar misspelling depth

Headwords with a similar count of attested misspellings (12 here; floor ≥5).

community12 variantstogether12 variantsfollowing12 variantsservices12 variants

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

Source: FrequencyWords open word-frequency list