Where does “tiriaca” come from?

tiriaca (Old English) comes from Latin theriaca, from Ancient Greek θηριακή, from Ancient Greek θηρίον, from Ancient Greek θήρ, from Proto-Hellenic kʷʰḗr, from Proto-Indo-European ǵʰwer- — wild; wild animal.

Ancestry of “tiriaca”, step by step

StepLanguageWordMeaning
1Latintheriacaantidote, counter-remedy, panacea, antitoxin,...
2Ancient Greekθηριακήan antidote against a poisonous bite
3Ancient Greekθηρίονwild animal, beast, savage beast; a small animal,...
4Ancient Greekθήρa wild beast, beast of prey, especially a lion;...
5Proto-Hellenickʷʰḗrwild beast
6Proto-Indo-Europeanǵʰwer-wild; wild animal
Every word from Proto-Indo-European ǵʰwer-Every word from Proto-Hellenic kʷʰḗrEvery word from Ancient Greek θήρ