Where does “armour” come from?

Armour derives from Middle English armure, from Old French armeüre, from Latin armatura, ultimately from Proto-Indo-European h₂er-, a root meaning to fit or join together.

armour (English): A protective layer over a body, vehicle, or other...

Definitions

  1. A protective layer over a body, vehicle, or other...

Ancestry of “armour”, step by step

armour traces back through 3 separate lines of ancestry.

via Middle English armor

StepLanguageWordMeaning
1Middle EnglisharmorAlternative form of armure
2Middle Englisharmureweaponry, the tools of warfare; armour,...
3Anglo-Normanarmurearmor
4Latinarmaturaarmor, equipment of soldiers
5Latinarmōto furnish with weapons, arm, equip; fit out; mobilize
6Latinarmadefensive arms, armor/armour, shields, weapons of...
7Late Latinarmistitium
8Latinsisteresecond-person singular future passive indicative...
9Proto-Indo-Europeanstísteh₂tito be standing up, to be getting up
10Proto-Indo-Europeansteh₂-to stand

via Middle English armeure

StepLanguageWordMeaning
1Middle EnglisharmeureAlternative form of armure
2Old FrencharmeüreAlternative form of armure

via Middle English armour

StepLanguageWordMeaning
1Middle EnglisharmourAlternative form of armure

Words derived from “armour

Every word from Proto-Indo-European steh₂-
armour — Etymology, Origin & Word History | Etymology Explorer