Where does “serment” come from?

serment (French) comes from Middle French serement, from Old French sairement, from Old French sagrament, from Latin sacrāmentum, from Latin sacrō, from Latin sacer, from Proto-Indo-European sh₂krós, from Proto-Indo-European seh₂k- — sacred.

serment (French): oath, pledge

Definitions

  1. oath, pledge

Ancestry of “serment”, step by step

StepLanguageWordMeaning
1Middle Frenchserementoath; pledge
2Old Frenchsairementpromise
3Old Frenchsagrament
4Latinsacrāmentuma sum of money deposited in pledge by two individuals involved in a suit, the money of the loser in the suit being used for religious purposes
5Latinsacrōto declare or set apart as sacred; consecrate, dedicate, hallow or devote; sanctify, enshrine
6Latinsacersacred, holy, dedicated (to a divinity), consecrated, hallowed
7Proto-Indo-Europeansh₂króssacred
8Proto-Indo-Europeanseh₂k-sacred

Words derived from “serment

Every word from Proto-Indo-European seh₂k-Every word from Proto-Indo-European sh₂krósEvery word from Latin sacer