Where does “mendacieux” come from?

mendacieux (Middle French) comes from Latin mendācium, from Latin mendax, from Latin -āx, from Latin -ium, from Latin -ius, from Proto-Italic -jōs, from Proto-Indo-European -yós — Creates adjectives from noun or verb stems.

mendacieux (Middle French): false, especially in a way intending to deceive

Definitions

  1. false, especially in a way intending to deceive

Ancestry of “mendacieux”, step by step

mendacieux traces back through two separate lines of ancestry.

via Latin mendācium

StepLanguageWordMeaning
1LatinmendāciumA lie, untruth, falsehood, fiction
2Latinmendaxdeceitful, lying, deceptive, untruthful, false,...
3Latin-āxish, -y
4Latin-iumSuffix used to form abstract nouns, sometimes...
5Latin-iusforming adjectives from nouns; nominative neuter...
6Proto-Italic-jōsForms comparative adjectives
7Proto-Indo-European-yósCreates adjectives from noun or verb stems

via Medieval Latin mendāciōsus

StepLanguageWordMeaning
1Medieval Latinmendāciōsus

Words derived from “mendacieux

Every word from Proto-Indo-European -yósEvery word from Latin -iumEvery word from Latin -ius