Etymology Explorer › Old French

Where does “fallace” come from?

fallace (Old French) comes from Latin fallacia, from Latin fallāx, 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.

Ancestry of “fallace”, step by step

StepLanguageWordMeaning
1Latinfallaciadeception, deceit
2Latinfallāx—
3Latin-āx—
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

Words derived from “fallace”

  • fallacy
  • fallacious
  • fallaciously
  • fallaciousness
  • nonfallacious
Every word from Proto-Indo-European -yós →