radicalism

/ˈradɪkəlɪz(ə)m/

//ˈradɪkəlɪz(ə)m// noun

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

"radicalism" is a 10-letter English headword indexed on PlainSpell.

The verdict

“radicalism” has 15 generated spelling variants in the English index at frequency #33,383. The variants make it a useful spelling check.

#33,383
frequency rank, English
3,094
“R” headwords
15
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any of various radical social or political movements that aim at fundamental change in the structure of society

Corpus desk

Index EN-radicalism · radicalism · English

radicalism · rank #33,383 · 15 variants · 0 confusables

  • FREQ-MID #33,383
  • LEN-MEGA 10 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-HIGH 15 variants
  • BOOK-MID 3,094
  • PHOTO-FINISH radon

Nearest frequency peer: radon (+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 “radicalism”

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

corpus weight

What this shows “radicalism” 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
Key facts for radicalism
PropertyValue
Headwordradicalism
LanguageEnglish
Part of speechNoun
IPA/ˈradɪkəlɪz(ə)m/
Letters10
Frequency rank#33,383
Misspellings tracked15
Confusable pairs0
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “radicalism”

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

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “radon” (#33,384), “quench” (#33,381), “putty” (#33,380). Among 3,094 “R” headwords, “radicalism” is #33,383. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 15 spelling variants around radicalism (IPA /ˈradɪkəlɪz(ə)m/), anoun. Corpus frequency is #33,383 among 3,094 “R” headwords. Dominant gloss: "Any of various radical social or political movements that aim at fundamental change in the structure of society".

Our generated misspelling index lists 15 likely wrong-spelling variants for radicalism, with forms such as "ardicalism", "radcialism", and "raddicalism". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. This headword has no recorded confusable partner, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: From radical + -ism. The correct English form is radicalism, spelled R-A-D-I-C-A-L-I-S-M.

Definition

  1. 1
    Any of various radical social or political movements that aim at fundamental change in the structure of society

Etymology

From radical + -ism.

This word in other languages

radicalisme(Français)Radikalismus(Deutsch)radicalismo(Português)

Common misspellings

Also misspelled as:

  • ardicalism
  • radcialism
  • raddicalism
  • radiaclism
  • radicailsm
  • radicalims
  • radicalismm
  • radicalissm
  • radicallism
  • radicalsim
  • radiccalism
  • radiclaism
  • raidcalism
  • rdaicalism
  • rradicalism

Misspelling Pattern Breakdown

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

ardicalism2radcialism2raddicalism1radiaclism2radicailsm2radicalims2radicalismm1radicalissm1
Edit distance from "radicalism"

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 "radicalism"?
"radicalism" is spelled R-A-D-I-C-A-L-I-S-M. The IPA pronunciation is /ˈradɪkəlɪz(ə)m/.
What does "radicalism" mean?
As a noun, "radicalism" means: Any of various radical social or political movements that aim at fundamental change in the structure of society
What are common misspellings of "radicalism"?
Common misspellings include "ardicalism", "radcialism", "raddicalism", "radiaclism", "radicailsm". The correct spelling is "radicalism".
How do you pronounce "radicalism"?
The IPA (International Phonetic Alphabet) transcription for "radicalism" is /ˈradɪkəlɪz(ə)m/. 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 "radicalism"?
From radical + -ism. 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 "radicalism", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 10 letters (nearest by frequency rank).

reactivity#33,387overheated#33,355sheltering#33,414occidental#33,349

Similar misspelling depth

Headwords with a similar count of attested misspellings (15 here; floor ≥5).

rationalize15 variantssnowstorm15 variantssubsurface15 variantslifesaving15 variants

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

Source: FrequencyWords open word-frequency list