Where does “antiterror” come from?

antiterror (English) comes from English Terror, from Middle English terrour, from Middle French terreur, from Old French terreur, from Latin terror, from Latin faciō, from Latin -torium, from Latin -tōrius.

antiterror (English): Antiterrorism

Definitions

  1. Antiterrorism

Ancestry of “antiterror”, step by step

antiterror traces back through two separate lines of ancestry.

via English Terror

StepLanguageWordMeaning
1EnglishTerrorThe Reign of Terror during the French Revolution
2Middle EnglishterrourA terror; a fright
3Middle Frenchterreurterror
4Old Frenchterreurterror
5Latinterrora dread, terror, great fear, alarm, panic; an...
6Latinfaciōto do
7Latin-toriumnominative neuter singular of -tōrius; accusative...
8Latin-tōriusory
9Latin-tor-er
10Proto-Italic-tōrForms agent nouns to verb stems
11Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
12Proto-Indo-European-tor-s

via Portuguese terror

StepLanguageWordMeaning
1Portugueseterrorterror; a very troublesome person or thing
Every word from Proto-Indo-European -tor-s