Where does “anti-rust” come from?

anti-rust (English) comes from English rust, from Middle English rust, from Old English rūst, from Proto-Germanic rustaz, from Proto-Indo-European rudʰso-, from Proto-Indo-European h₁rewdʰ- — red.

anti-rust (English): Preventing the formation of rust; A substance...

Definitions

  1. Preventing the formation of rust; A substance...

Ancestry of “anti-rust”, step by step

anti-rust traces back through two separate lines of ancestry.

via English rust

StepLanguageWordMeaning
1EnglishrustThe deteriorated state of iron or steel as a...
2Middle Englishrustrust oxidisation of iron or steel
3Old Englishrūstrust
4Proto-Germanicrustazrust
5Proto-Indo-Europeanrudʰso-red
6Proto-Indo-Europeanh₁rewdʰ-red

via English anti

StepLanguageWordMeaning
1EnglishantiOpposed to something; That has a torsion angle...
2Englishanti-Against, hostile to; Contrasting with the norm;...
3Ancient Greekἀντι-anti-, against; like, reminiscent of
4Ancient Greekᾰ̓ντῐ́opposite
Every word from Proto-Indo-European h₁rewdʰ- →Every word from Proto-Indo-European rudʰso- →Every word from Proto-Germanic rustaz →