Etymology Explorer › English

Where does “specious” come from?

Specious derives from Latin speciosus, formed from Latin specio and the suffix Latin -osus, ultimately from Proto-Indo-European speḱ-, meaning to observe or look.

specious (English): Seemingly well-reasoned, plausible or true, but...

Definitions

  1. Seemingly well-reasoned, plausible or true, but...

Ancestry of “specious”, step by step

StepLanguageWordMeaning
1EnglishSpecies—
2Latinspeciēs—
3Latinspeciō—
4Proto-Italicspekjōto observe, to see
5Proto-Indo-Europeanspéḱyetito be looking at, to keep looking at
6Proto-Indo-Europeanspeḱ-to see, to look, to observe

Words derived from “specious”

  • speciously
  • speciousness
  • speciosity
Every word from Proto-Indo-European speḱ- →