Where does “doctrine” come from?

doctrine (Middle Dutch) comes from Middle French doctrine, from Latin doctrina, from Latin doctor, from Latin -tor, from Proto-Italic -tōr, from Proto-Indo-European -tōr, from Proto-Indo-European -tor-s.

Ancestry of “doctrine”, step by step

StepLanguageWordMeaning
1Middle Frenchdoctrine
2Latindoctrinateaching, instruction; doctrine; learning,...
3Latindoctorteacher, instructor; catechist
4Latin-tor-er
5Proto-Italic-tōrForms agent nouns to verb stems
6Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
7Proto-Indo-European-tor-s

Words derived from “doctrine

Every word from Proto-Indo-European -tor-sEvery word from Latin -torEvery word from Latin doctor
doctrine — Etymology, Origin & Word History | Etymology Explorer