radicalisation

noun

"radicalisation" is a 14-letter English headword indexed on PlainSpell.

The verdict

“radicalisation” is uncommon English (frequency #63,919 among 3,094 “R” headwords), classed as a noun. The kind of spelling people second-guess.

#63,919
frequency rank, English
3,094
“R” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Non-Oxford British English standard spelling of radicalization.

Corpus desk

Index EN-radicalisation · radicalisation · English

radicalisation · rank #63,919 · 0 variants · 0 confusables

  • FREQ-RARE #63,919
  • LEN-MEGA 14 letters
  • VOW-7 7 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 3,094
  • PHOTO-FINISH rakhi

Nearest frequency peer: rakhi (+3 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 “radicalisation”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for radicalisation
PropertyValue
Headwordradicalisation
LanguageEnglish
Part of speechNoun
Letters14
Frequency rank#63,919
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “radicalisation” in English

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).radicalisationfalls in this rarity band:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “rakhi” (#63,922), “Pynchon” (#63,915), “rann” (#63,923). Among 3,094 “R” headwords, “radicalisation” is #63,919. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

radicalisation is uncommon English at frequency #63,919 among 3,094 “R” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "Non-Oxford British English standard spelling of radicalization.".

No misspelling variants are generated for radicalisation in our index, typically a sign the spelling maps closely to how the word sounds. Our dataset records no confusable match here, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From radical + -isation. The correct English form is radicalisation, spelled R-A-D-I-C-A-L-I-S-A-T-I-O-N.

Definition

  1. 1
    Non-Oxford British English standard spelling of radicalization.

Recorded use

Wiktionary example

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

  1. Incelism or 'involuntary celibacy' culture is on the rise, with online radicalisation being the main cause of this, and attacks of terror from such groups are becoming more common.

Etymology

From radical + -isation.

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 "radicalisation"?
"radicalisation" is spelled R-A-D-I-C-A-L-I-S-A-T-I-O-N.
What does "radicalisation" mean?
As a noun, "radicalisation" means: Non-Oxford British English standard spelling of radicalization.
What is the origin of the word "radicalisation"?
From radical + -isation. 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 "radicalisation", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 14 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list