Where does “curious” come from?

Curious comes from Old French curios, meaning inquisitive or careful, ultimately from Latin curiosus.

curious (English): Tending to ask questions, or to want to explore...

Definitions

  1. Tending to ask questions, or to want to explore...

Ancestry of “curious”, step by step

curious traces back through two separate lines of ancestry.

via Middle English curious

StepLanguageWordMeaning
1Middle Englishcuriouscareful, meticulous; ingenious, skilful; expert,...
2Old Frenchcurios
3LatincuriosusCareful, diligent, thoughtful, devoted;...
4Latin-osus-ose, -ous; full of, overly, prone to
5Old Latin-ososaccusative masculine plural of -ōsus
6Latinont-to-s
7Latin-o-wont-to-s

via English curium

StepLanguageWordMeaning
1EnglishcuriumA transuranic chemical element with an atomic...
2English-ium1997, Bryan Pfaffenberger, "Official Microsoft...
3Latin-umnominative neuter singular of -us; accusative...
4Proto-Italic*-om
5Proto-Indo-European*-oHom

Words derived from “curious

Every word from Latin -o-wont-to-s