terrorise

verb

"terrorise" is a 9-letter English headword indexed on PlainSpell.

The verdict

“terrorise” is uncommon English (frequency #82,849 among 27,828 “T” headwords), classed as a verb. The kind of spelling people second-guess.

#82,849
frequency rank, English
27,828
“T” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Non-Oxford British English standard spelling of terrorize.

Key facts for terrorise
PropertyValue
Headwordterrorise
LanguageEnglish
Part of speechVerb
Letters9
Frequency rank#82,849
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “terrorise” sits in English frequency

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

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Rare enough to double-check

terrorise is uncommon English at frequency #82,849 among 27,828 “T” headwords, classed as averb. Rarity is why readers land here mid-draft. Gloss: "Non-Oxford British English standard spelling of terrorize.".

Our edit-distance generator produced no likely misspellings for terrorise, typically a sign the spelling maps closely to how the word sounds. This entry stands alone in our confusable dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: From terror + -ise. The correct English form is terrorise, spelled T-E-R-R-O-R-I-S-E.

Definition

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

Etymology

From terror + -ise.

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 "terrorise"?
"terrorise" is spelled T-E-R-R-O-R-I-S-E.
What does "terrorise" mean?
As a verb, "terrorise" means: Non-Oxford British English standard spelling of terrorize.
What is the origin of the word "terrorise"?
From terror + -ise. 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.

Using “terrorise”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is T-E-R-R-O-R-I-S-E - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words

Other uncommon English words near this rank

Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list