reagent

/ɹiˈeɪ.d͡ʒənt/

//ɹiˈeɪ.d͡ʒənt// noun

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

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

The verdict

“reagent” has 10 generated spelling variants in the English index at frequency #33,811. The variants make it a useful spelling check.

#33,811
frequency rank, English
3,094
“R” headwords
10
tracked misspellings
5
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A compound or mixture of compounds used to treat or test materials, samples, other compounds or reactants in a laboratory or sometimes an industrial setting.

Corpus desk

Index EN-reagent · reagent · English

reagent · rank #33,811 · 10 variants · 5 confusables

  • FREQ-MID #33,811
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-MID 5 pairs
  • VAR-MID 10 variants
  • BOOK-MID 3,094
  • PHOTO-FINISH rebranding

Nearest frequency peer: rebranding (+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 “reagent”

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

corpus weight

What this shows “reagent” 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).

reagent vs recent
71% similar
reagent vs regent
86% similar
reagent vs resent
71% similar

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

Key facts for reagent
PropertyValue
Headwordreagent
LanguageEnglish
Part of speechNoun
IPA/ɹiˈeɪ.d͡ʒənt/
Letters7
Frequency rank#33,811
Misspellings tracked10
Confusable pairs5
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “reagent”

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).reagentlands 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 “rebranding” (#33,812), “radiological” (#33,809), “PWC” (#33,808). Among 3,094 “R” headwords, “reagent” is #33,811. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 10 spelling variants around reagent (IPA /ɹiˈeɪ.d͡ʒənt/), anoun. Corpus frequency is #33,811 among 3,094 “R” headwords. Dominant gloss: "A compound or mixture of compounds used to treat or test materials, samples, other compounds or reactants in a laboratory or sometimes an industrial setting.".

Our generated misspelling index lists 10 likely wrong-spelling variants for reagent, with forms such as "eragent", "raegent", and "reaegnt". 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 5 confusable-pair relationships, "recent", "regent", "resent", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: Possibly from Latin reagō. Compare with Norwegian Bokmål reagens. The sequence of act → action → agent → agency shows morphologic and semantic parallel, and apparent cognate relation, with react → reaction → reagent → reagency. The correct English form is reagent, spelled R-E-A-G-E-N-T.

Definition

  1. 1
    A compound or mixture of compounds used to treat or test materials, samples, other compounds or reactants in a laboratory or sometimes an industrial setting.

Etymology

Possibly from Latin reagō. Compare with Norwegian Bokmål reagens. The sequence of act → action → agent → agency shows morphologic and semantic parallel, and apparent cognate relation, with react → reaction → reagent → reagency.

This word in other languages

reactivo(Español)réactif(Français)Edukt(Deutsch)reagente(Português)

Common misspellings

Also misspelled as:

  • eragent
  • raegent
  • reaegnt
  • reagennt
  • reagentt
  • reagetn
  • reaggent
  • reagnet
  • regaent
  • rreagent

Misspelling Pattern Breakdown

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

eragent2raegent2reaegnt2reagennt1reagentt1reagetn2reaggent1reagnet2
Edit distance from "reagent"

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 "reagent"?
"reagent" is spelled R-E-A-G-E-N-T. The IPA pronunciation is /ɹiˈeɪ.d͡ʒənt/.
What does "reagent" mean?
As a noun, "reagent" means: A compound or mixture of compounds used to treat or test materials, samples, other compounds or reactants in a laboratory or sometimes an industrial setting.
What words are commonly confused with "reagent"?
"reagent" is commonly confused with "recent", "regent", "resent". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "reagent"?
The IPA (International Phonetic Alphabet) transcription for "reagent" is /ɹiˈeɪ.d͡ʒənt/. 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 "reagent"?
Possibly from Latin reagō. Compare with Norwegian Bokmål reagens. The sequence of act → action → agent → agency shows morphologic and semantic parallel, and apparent cognate relation, with react → reaction → reagent → reagency. 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 "reagent", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 7 letters (nearest by frequency rank).

rectory#33,814pulaski#33,807primacy#33,801Saginaw#33,831

Similar misspelling depth

Headwords with a similar count of attested misspellings (10 here; floor ≥5).

pertain10 variantsSchmitt10 variantsOverton10 variantsomitting10 variants

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

Source: FrequencyWords open word-frequency list