antiterrorism

noun

"antiterrorism" is a 13-letter English headword indexed on PlainSpell.

The verdict

“antiterrorism” is uncommon English (frequency #92,339 among 3,931 “A” headwords), classed as a noun. The kind of spelling people second-guess.

#92,339
frequency rank, English
3,931
“A” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Activity aiming at opposing or preventing terrorism.

Corpus desk

Index EN-antiterrorism · antiterrorism · English

antiterrorism · rank #92,339 · 0 variants · 0 confusables

  • FREQ-RARE #92,339
  • LEN-MEGA 13 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 3,931
  • PHOTO-FINISH anarchistic

Nearest frequency peer: anarchistic (-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 “antiterrorism”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for antiterrorism
PropertyValue
Headwordantiterrorism
LanguageEnglish
Part of speechNoun
Letters13
Frequency rank#92,339
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “antiterrorism” 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).antiterrorismfalls 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: “anarchistic” (#92,336), “Arbogast” (#92,343), “amiodarone” (#92,334). Among 3,931 “A” headwords, “antiterrorism” is #92,339. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

antiterrorism is uncommon English at frequency #92,339 among 3,931 “A” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "Activity aiming at opposing or preventing terrorism.".

The misspelling generator found no plausible variants for antiterrorism, since its letter sequence doesn't invite the usual edit-distance slips. It is not paired with a close-neighbour confusable in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

Etymologically, the entry records: From anti- + terrorism. The correct English form is antiterrorism, spelled A-N-T-I-T-E-R-R-O-R-I-S-M.

Definition

  1. 1
    Activity aiming at opposing or preventing terrorism.

Recorded use

Wiktionary example

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

  1. Antiterrorism funding was increased after 2001.

Etymology

From anti- + terrorism.

This word in other languages

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 "antiterrorism"?
"antiterrorism" is spelled A-N-T-I-T-E-R-R-O-R-I-S-M.
What does "antiterrorism" mean?
As a noun, "antiterrorism" means: Activity aiming at opposing or preventing terrorism.
What is the origin of the word "antiterrorism"?
From anti- + terrorism. 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 "antiterrorism", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 13 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list